diff --git a/.travis.yml b/.travis.yml
index f131df0..cd04032 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,20 +1,21 @@
 language: d
+dist: trusty
 sudo: false
 
 matrix:
   include:
     - d: dmd-nightly
-      env: [FRONTEND=2.074]
+      env: [FRONTEND=2.075]
     - d: dmd-beta
-      env: [FRONTEND=2.074]
+      env: [FRONTEND=2.075]
     - d: dmd
-      env: [FRONTEND=2.074]
-    - d: dmd-2.074.0
-      env: [FRONTEND=2.074]
-    - d: dmd-2.073.0
       env:
-        - [FRONTEND=2.073]
+        - [FRONTEND=2.074]
         - [COVERAGE=true]
+    - d: dmd-2.074.1
+      env: [FRONTEND=2.074]
+    - d: dmd-2.073.2
+      env: [FRONTEND=2.073]
     - d: dmd-2.072.2
       env: [FRONTEND=2.072]
     - d: dmd-2.071.2
@@ -29,8 +30,6 @@
       env: [FRONTEND=2.067]
     - d: dmd-2.066.1
       env: [FRONTEND=2.066]
-    - d: dmd-2.065.0
-      env: [FRONTEND=2.065]
     - d: ldc-beta
       env: [FRONTEND=2.073]
     - d: ldc
@@ -49,11 +48,14 @@
       env: [FRONTEND=2.066]
     - d: gdc-4.9.2
       env: [FRONTEND=2.066]
-    - d: gdc-4.9.0
-      env: [FRONTEND=2.065]
 
   allow_failures:
     - d: gdc
 
+addons:
+  apt:
+    packages:
+      - libevent-dev
+
 script:
   - ./travis-ci.sh
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7387e58..82f0cc9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,13 @@
 Changelog
 =========
 
+v1.5.0 - 2017-
+-------------------
+
+- Read additional registry URLs (semicolon separated) from DUB_REGISTRY env var - [pull #1173][issue1173]
+
+[issue1173]: https://github.com/dlang/dub/issues/1173
+
 v1.4.0 - 2017-
 -------------------
 
diff --git a/build.sh b/build.sh
index d5d8f55..7cd478e 100755
--- a/build.sh
+++ b/build.sh
@@ -56,7 +56,7 @@
 MACOSX_DEPLOYMENT_TARGET=10.7
 
 echo Running $DMD...
-$DMD -ofbin/dub -w -version=DubUseCurl -Isource $* $LIBS @build-files.txt
+$DMD -ofbin/dub -g -O -w -version=DubUseCurl -Isource $* $LIBS @build-files.txt
 bin/dub --version
 echo DUB has been built as bin/dub.
 echo
diff --git a/source/dub/commandline.d b/source/dub/commandline.d
index 3fec92f..0356c00 100644
--- a/source/dub/commandline.d
+++ b/source/dub/commandline.d
@@ -496,7 +496,7 @@
 			while (true) {
 				// Tries getting the name until a valid one is given.
 				import std.regex;
-				auto nameRegex = regex(`^[a-z\-_]+$`);
+				auto nameRegex = regex(`^[a-z0-9\-_]+$`);
 				string triedName = input("Name", p.name);
 				if (triedName.matchFirst(nameRegex).empty) {
 					logError("Invalid name, \""~triedName~"\", names should consist only of lowercase alphanumeric characters, - and _.");
@@ -847,6 +847,7 @@
 	private {
 		string m_mainFile;
 		bool m_combined = false;
+		bool m_parallel = false;
 		bool m_force = false;
 	}
 
@@ -885,6 +886,9 @@
 		args.getopt("combined", &m_combined, [
 			"Tries to build the whole project in a single compiler run."
 		]);
+		args.getopt("parallel", &m_parallel, [
+			"Runs multiple compiler instances in parallel, if possible."
+		]);
 		args.getopt("f|force", &m_force, [
 			"Forces a recompilation even if the target is up to date"
 		]);
@@ -912,6 +916,7 @@
 		settings.buildMode = m_buildMode;
 		settings.buildSettings = m_buildSettings;
 		settings.combined = m_combined;
+		settings.parallelBuild = m_parallel;
 		settings.force = m_force;
 		settings.tempBuild = m_single;
 		settings.run = true;
diff --git a/source/dub/compilers/buildsettings.d b/source/dub/compilers/buildsettings.d
index beebd0f..16de290 100644
--- a/source/dub/compilers/buildsettings.d
+++ b/source/dub/compilers/buildsettings.d
@@ -277,9 +277,10 @@
 	deprecationErrors = 1<<19,    /// Stop compilation upon usage of deprecated features (-de)
 	property = 1<<20,             /// DEPRECATED: Enforce property syntax (-property)
 	profileGC = 1<<21,            /// Profile runtime allocations
+	pic = 1<<22,                  /// Generate position independent code
 	// for internal usage
-	_docs = 1<<22,                // Write ddoc to docs
-	_ddox = 1<<23,                // Compile docs.json
+	_docs = 1<<23,                // Write ddoc to docs
+	_ddox = 1<<24                 // Compile docs.json
 }
 
 	struct BuildOptions {
@@ -326,4 +327,5 @@
 	| BuildOption.noBoundsCheck | BuildOption.profile | BuildOption.ignoreUnknownPragmas
 	| BuildOption.syntaxOnly | BuildOption.warnings	| BuildOption.warningsAsErrors
 	| BuildOption.ignoreDeprecations | BuildOption.deprecationWarnings
-	| BuildOption.deprecationErrors | BuildOption.property | BuildOption.profileGC;
+	| BuildOption.deprecationErrors | BuildOption.property | BuildOption.profileGC
+	| BuildOption.pic;
diff --git a/source/dub/compilers/dmd.d b/source/dub/compilers/dmd.d
index 0295a64..b13736e 100644
--- a/source/dub/compilers/dmd.d
+++ b/source/dub/compilers/dmd.d
@@ -20,7 +20,6 @@
 import std.exception;
 import std.file;
 import std.process;
-import std.random;
 import std.typecons;
 
 
@@ -117,7 +116,7 @@
 		}
 
 		version (Posix) {
-			if (settings.targetType == TargetType.dynamicLibrary)
+			if (settings.options & BuildOption.pic)
 				settings.addDFlags("-fPIC");
 		}
 
diff --git a/source/dub/compilers/gdc.d b/source/dub/compilers/gdc.d
index 7a20f54..0d5d3cf 100644
--- a/source/dub/compilers/gdc.d
+++ b/source/dub/compilers/gdc.d
@@ -20,7 +20,6 @@
 import std.exception;
 import std.file;
 import std.process;
-import std.random;
 import std.typecons;
 
 
@@ -119,7 +118,7 @@
 			settings.lflags = null;
 		}
 
-		if (settings.targetType == TargetType.dynamicLibrary)
+		if (settings.options & BuildOption.pic)
 			settings.addDFlags("-fPIC");
 
 		assert(fields & BuildSetting.dflags);
diff --git a/source/dub/compilers/ldc.d b/source/dub/compilers/ldc.d
index 8953e5e..df8c2de 100644
--- a/source/dub/compilers/ldc.d
+++ b/source/dub/compilers/ldc.d
@@ -20,7 +20,6 @@
 import std.exception;
 import std.file;
 import std.process;
-import std.random;
 import std.typecons;
 
 
@@ -117,7 +116,7 @@
 			settings.lflags = null;
 		}
 
-		if (settings.targetType == TargetType.dynamicLibrary)
+		if (settings.options & BuildOption.pic)
 			settings.addDFlags("-relocation-model=pic");
 
 		assert(fields & BuildSetting.dflags);
diff --git a/source/dub/dub.d b/source/dub/dub.d
index 32c84bf..f27793a 100644
--- a/source/dub/dub.d
+++ b/source/dub/dub.d
@@ -133,9 +133,11 @@
 		PackageSupplier[] ps = additional_package_suppliers;
 
 		if (skip_registry < SkipPackageSuppliers.all)
-			ps ~= m_config.registryURLs
+		{
+			ps ~= (environment.get("DUB_REGISTRY", null).split(";") ~ m_config.registryURLs)
 				.map!(url => cast(PackageSupplier)new RegistryPackageSupplier(URL(url)))
 				.array;
+		}
 
 		if (skip_registry < SkipPackageSuppliers.standard)
 			ps ~= defaultPackageSuppliers();
@@ -145,6 +147,22 @@
 		updatePackageSearchPath();
 	}
 
+	unittest
+	{
+		scope (exit) environment.remove("DUB_REGISTRY");
+		auto dub = new Dub(".", null, SkipPackageSuppliers.standard);
+		assert(dub.m_packageSuppliers.length == 0);
+		environment["DUB_REGISTRY"] = "http://example.com/";
+		dub = new Dub(".", null, SkipPackageSuppliers.standard);
+		logInfo("%s", dub.m_packageSuppliers);
+		assert(dub.m_packageSuppliers.length == 1);
+		environment["DUB_REGISTRY"] = "http://example.com/;http://foo.com/";
+		dub = new Dub(".", null, SkipPackageSuppliers.standard);
+		assert(dub.m_packageSuppliers.length == 2);
+		dub = new Dub(".", [new RegistryPackageSupplier(URL("http://bar.com/"))], SkipPackageSuppliers.standard);
+		assert(dub.m_packageSuppliers.length == 3);
+	}
+
 	/** Initializes the instance with a single package search path, without
 		loading a package.
 
@@ -273,6 +291,7 @@
 	{
 		import dub.recipe.io : parsePackageRecipe;
 		import std.file : mkdirRecurse, readText;
+		import std.path : baseName, stripExtension;
 
 		path = makeAbsolute(path);
 
@@ -295,12 +314,16 @@
 			recipe_content = file_content[0 .. idx].strip();
 		} else throw new Exception("The source file must start with a recipe comment.");
 
+		auto nidx = recipe_content.indexOf('\n');
+
 		auto idx = recipe_content.indexOf(':');
-		enforce(idx > 0, "Missing recipe file name (e.g. \"dub.sdl:\") in recipe comment");
+		enforce(idx > 0 && (nidx < 0 || nidx > idx),
+			"The first line of the recipe comment must list the recipe file name followed by a colon (e.g. \"/+ dub.sdl:\").");
 		auto recipe_filename = recipe_content[0 .. idx];
 		recipe_content = recipe_content[idx+1 .. $];
+		auto recipe_default_package_name = path.toString.baseName.stripExtension.strip;
 
-		auto recipe = parsePackageRecipe(recipe_content, recipe_filename);
+		auto recipe = parsePackageRecipe(recipe_content, recipe_filename, null, recipe_default_package_name);
 		enforce(recipe.buildSettings.sourceFiles.length == 0, "Single-file packages are not allowed to specify source files.");
 		enforce(recipe.buildSettings.sourcePaths.length == 0, "Single-file packages are not allowed to specify source paths.");
 		enforce(recipe.buildSettings.importPaths.length == 0, "Single-file packages are not allowed to specify import paths.");
diff --git a/source/dub/generators/generator.d b/source/dub/generators/generator.d
index 7938cc7..7865d9e 100644
--- a/source/dub/generators/generator.d
+++ b/source/dub/generators/generator.d
@@ -188,6 +188,10 @@
 			main_files ~= buildsettings.mainSourceFile;
 		}
 
+		// set pic for dynamic library builds.
+		if (buildsettings.targetType == TargetType.dynamicLibrary)
+			buildsettings.addOptions(BuildOption.pic);
+
 		logDiagnostic("Generate target %s (%s %s %s)", pack.name, buildsettings.targetType, buildsettings.targetPath, buildsettings.targetName);
 		if (is_target)
 			targets[pack.name] = TargetInfo(pack, [pack], configs[pack.name], buildsettings, null);
diff --git a/source/dub/internal/utils.d b/source/dub/internal/utils.d
index 65b9497..799755b 100644
--- a/source/dub/internal/utils.d
+++ b/source/dub/internal/utils.d
@@ -276,6 +276,9 @@
 		auto proxy = environment.get("http_proxy", null);
 		if (proxy.length) conn.proxy = proxy;
 
+		auto noProxy = environment.get("no_proxy", null);
+		if (noProxy.length) conn.handle.set(CurlOption.noproxy, noProxy);
+
 		conn.addRequestHeader("User-Agent", "dub/"~getDUBVersion()~" (std.net.curl; +https://github.com/rejectedsoftware/dub)");
 	}
 }
diff --git a/source/dub/internal/vibecompat/inet/url.d b/source/dub/internal/vibecompat/inet/url.d
index 389046e..9115c9c 100644
--- a/source/dub/internal/vibecompat/inet/url.d
+++ b/source/dub/internal/vibecompat/inet/url.d
@@ -107,7 +107,7 @@
 			}
 		}
 
-		this.localURI = str;
+		this.localURI = (str == "") ? "/" : str;
 	}
 	/// ditto
 	static URL parse(string url_string)
@@ -277,4 +277,10 @@
 	assert(url.path.toString() == "/sub2/index.html", url.path.toString());
 	assert(url.queryString == "query", url.queryString);
 	assert(url.anchor == "anchor", url.anchor);
+
+	url = URL("http://localhost")~Path("packages");
+	assert(url.toString() == "http://localhost/packages", url.toString());
+
+	url = URL("http://localhost/")~Path("packages");
+	assert(url.toString() == "http://localhost/packages", url.toString());
 }
diff --git a/source/dub/recipe/io.d b/source/dub/recipe/io.d
index 9704931..52dbefe 100644
--- a/source/dub/recipe/io.d
+++ b/source/dub/recipe/io.d
@@ -53,11 +53,14 @@
 			to determine the file format from the file extension
 		parent_name = Optional name of the parent package (if this is a sub
 		package)
+		default_package_name = Optional default package name (if no package name
+		is found in the recipe this value will be used)
 
 	Returns: Returns the package recipe contents
 	Throws: Throws an exception if an I/O or syntax error occurs
 */
-PackageRecipe parsePackageRecipe(string contents, string filename, string parent_name = null)
+PackageRecipe parsePackageRecipe(string contents, string filename, string parent_name = null,
+								 string default_package_name = null)
 {
 	import std.algorithm : endsWith;
 	import dub.internal.vibecompat.data.json;
@@ -66,6 +69,8 @@
 
 	PackageRecipe ret;
 
+	ret.name = default_package_name;
+
 	if (filename.endsWith(".json")) parseJson(ret, parseJsonString(contents, filename), parent_name);
 	else if (filename.endsWith(".sdl")) parseSDL(ret, contents, parent_name, filename);
 	else assert(false, "readPackageRecipe called with filename with unknown extension: "~filename);
diff --git a/test/1-dynLib-simple/.no_build b/test/1-dynLib-simple/.no_build
deleted file mode 100644
index 72679d2..0000000
--- a/test/1-dynLib-simple/.no_build
+++ /dev/null
@@ -1 +0,0 @@
-Remove me when bug with dynamic libs get fixed.
diff --git a/test/1-dynLib-simple/.no_build_gdc b/test/1-dynLib-simple/.no_build_gdc
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/test/1-dynLib-simple/.no_build_gdc
diff --git a/test/1-dynLib-simple/.no_build_ldc2 b/test/1-dynLib-simple/.no_build_ldc2
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/test/1-dynLib-simple/.no_build_ldc2
diff --git a/test/1-dynLib-simple/.no_run b/test/1-dynLib-simple/.no_run
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/test/1-dynLib-simple/.no_run
diff --git a/test/2-dynLib-with-staticLib-dep/.no_build_gdc b/test/2-dynLib-with-staticLib-dep/.no_build_gdc
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/test/2-dynLib-with-staticLib-dep/.no_build_gdc
diff --git a/test/2-dynLib-with-staticLib-dep/.no_build_ldc2 b/test/2-dynLib-with-staticLib-dep/.no_build_ldc2
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/test/2-dynLib-with-staticLib-dep/.no_build_ldc2
diff --git a/test/2-dynLib-with-staticLib-dep/.no_run b/test/2-dynLib-with-staticLib-dep/.no_run
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/test/2-dynLib-with-staticLib-dep/.no_run
diff --git a/test/2-dynLib-with-staticLib-dep/dub.json b/test/2-dynLib-with-staticLib-dep/dub.json
new file mode 100644
index 0000000..f0b6043
--- /dev/null
+++ b/test/2-dynLib-with-staticLib-dep/dub.json
@@ -0,0 +1,7 @@
+{
+    "name": "dynlib-with-staticlib-dep",
+    "targetType": "dynamicLibrary",
+    "dependencies": {
+        "staticlib-simple": { "path": "../1-staticLib-simple/" }
+    }
+}
diff --git a/test/2-dynLib-with-staticLib-dep/source/dynlib/app.d b/test/2-dynLib-with-staticLib-dep/source/dynlib/app.d
new file mode 100644
index 0000000..9741cae
--- /dev/null
+++ b/test/2-dynLib-with-staticLib-dep/source/dynlib/app.d
@@ -0,0 +1,8 @@
+module dynlib.app;
+import std.stdio;
+import staticlib.app;
+
+void foo()
+{
+    entry();
+}
diff --git a/test/common.sh b/test/common.sh
index f464b3c..b43c656 100644
--- a/test/common.sh
+++ b/test/common.sh
@@ -7,7 +7,7 @@
     local line=$1
     local msg=${2:-command failed}
     local rc=${3:-1}
-    >&2 echo "$SOURCE_FILE:$1 Error: $msg"
+    >&2 echo "[ERROR] $SOURCE_FILE:$1 $msg"
     exit $rc
 }
 trap 'die $LINENO' ERR
diff --git a/test/issue103-single-file-package.sh b/test/issue103-single-file-package.sh
index 693a926..0c23eb2 100755
--- a/test/issue103-single-file-package.sh
+++ b/test/issue103-single-file-package.sh
@@ -16,3 +16,8 @@
 if [ -f single-file-test ]; then
 	die $LINENO 'Shebang invocation produced binary in current directory'
 fi
+
+if ${DUB} "issue103-single-file-package-error.d" 2> /dev/null; then
+	echo "Invalid package comment syntax did not trigger an error."
+	exit 1
+fi
diff --git a/test/run-unittest.sh b/test/run-unittest.sh
index f04e487..312c9ea 100755
--- a/test/run-unittest.sh
+++ b/test/run-unittest.sh
@@ -7,7 +7,7 @@
 }
 
 function logError() {
-    echo -e 1>&2 "\033[0;31m"$@"\033[0m"
+    echo -e 1>&2 "\033[0;31m[ERROR] "$@"\033[0m"
     any_errors=1
 }
 
@@ -20,7 +20,7 @@
 export -f die
 
 if [ -z ${DUB:-} ]; then
-    die 'Error: Variable $DUB must be defined to run the tests.'
+    die 'Variable $DUB must be defined to run the tests.'
 fi
 
 if [ -z ${DC:-} ]; then
@@ -28,6 +28,7 @@
     DC=dmd
 fi
 
+DC_BIN=$(basename "$DC")
 CURR_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
 
 for script in $(ls $CURR_DIR/*.sh); do
@@ -39,8 +40,10 @@
 
 for pack in $(ls -d $CURR_DIR/*/); do
     if [ -e $pack/.min_frontend ] && [ ! -z "$FRONTEND" -a "$FRONTEND" \< $(cat $pack/.min_frontend) ]; then continue; fi
+
     # First we build the packages
-    if [ ! -e $pack/.no_build ]; then # For sourceLibrary
+    if [ ! -e $pack/.no_build ] && [ ! -e $pack/.no_build_$DC_BIN ]; then # For sourceLibrary
+        build=1
         if [ -e $pack/.fail_build ]; then
             log "Building $pack, expected failure..."
             $DUB build --force --root=$pack --compiler=$DC 2>/dev/null && logError "Error: Failure expected, but build passed."
@@ -48,16 +51,18 @@
             log "Building $pack..."
             $DUB build --force --root=$pack --compiler=$DC || logError "Build failure."
         fi
+    else
+        build=0
     fi
 
-    # We run the ones that are supposed to be ran
-    if [ ! -e $pack/.no_build ] && [ ! -e $pack/.no_run ]; then
+    # We run the ones that are supposed to be run
+    if [ $build -eq 1 ] && [ ! -e $pack/.no_run ] && [ ! -e $pack/.no_run_$DC_BIN ]; then
         log "Running $pack..."
         $DUB run --force --root=$pack --compiler=$DC || logError "Run failure."
     fi
 
     # Finally, the unittest part
-    if [ ! -e $pack/.no_build ] && [ ! -e $pack/.no_test ]; then
+    if [ $build -eq 1 ] && [ ! -e $pack/.no_test ] && [ ! -e $pack/.no_test_$DC_BIN ]; then
         log "Testing $pack..."
         $DUB test --force --root=$pack --compiler=$DC || logError "Test failure."
     fi
diff --git a/test/single-file-sdl-default-name.d b/test/single-file-sdl-default-name.d
new file mode 100644
index 0000000..e7e7bef
--- /dev/null
+++ b/test/single-file-sdl-default-name.d
@@ -0,0 +1,10 @@
+/++dub.sdl:
+dependency "sourcelib-simple" path="1-sourceLib-simple"
++/
+module single;
+
+void main(string[] args)
+{
+	import sourcelib.app;
+	entry();
+}
diff --git a/test/single-file-sdl-default-name.sh b/test/single-file-sdl-default-name.sh
new file mode 100755
index 0000000..1c61540
--- /dev/null
+++ b/test/single-file-sdl-default-name.sh
@@ -0,0 +1,11 @@
+#!/bin/sh
+set -e
+cd ${CURR_DIR}
+rm -f single-file-sdl-default-name
+
+${DUB} run --single single-file-sdl-default-name.d --compiler=${DC}
+if [ ! -f single-file-sdl-default-name ]; then
+	echo "Normal invocation did not produce a binary in the current directory"
+	exit 1
+fi
+rm single-file-sdl-default-name