Remove spurious compiler argument in the build generator.

Fix enforcement to check for non-existent package versions. Fixes #44.

Fix target path for projects that are not in the CWD.

Fix building in directory without package.json.

Fixed --buld=ddox (ddox was built without specifying a configuration). Fixes #42.

Fix compilation on certain platforms.

Add -w -property to the build scripts and fix the build appropriately.

Fixed building with dmd/Windows.

Fixed linker build settings for separate linking.

Use dmd instead of g++ on Posix to link.

Fix compilation.

Implemented experimental separate compile/link building (used for dmd).

Fixed appending of an absolute path.

Fixed cleaning up in the "build" generators with an empty target path.

Fix target settings for dependencies in the Visual-D generator.

Use runBuildCommands for the "build" generator.

Fixed recursive configuration deduction and improved error messages for invalid package.json files.

Merge pull request #38 from tavi-cacina/master ...

Fixed the target type set by the VisualD generator

The VisualD generator did not set correctly the target type

Prepare for multiple registry support, update stdx.process and make env vars available to custom commands. ...

See also #22.

Added a "subConfigurations" field and implemented proper configuration selection for dependencies.

The "build" generator now uses a response file to pass compiler flags. Fixes #19.

Added "targetName" and "targetPath" build settings and some fixes. ...

Other changes:
 - Made the comparison for "excludedSourceFiles" path format agnostic
 - Fixed the output directory for the VisualD generator
 - Removed the "binaryPath" global setting (which was undocumented up to now)

See also #26 and #29.

Removed spurious loading of a package in the CWD. Fixes #25.

"sourcePaths" is now a build setting instead of a global field.

Remove the --force when calling rdmd.

Implemented the "excludedSourceFiles" build setting.

Improved configuration selection for dependencies. ...

Still missing a way to select a specific configuration for each dependency.

Fix the rdmd generator to use Compiler.setTarget() instead of hard coding "-of=".

Change the way configurations are specified. ...

Configurations are now given as a list instead of a map and the defaultConfiguration field was removed. Instead, the first configuration that matches the target type and platform is chosen.