Only copy DDOX resources if newer on Posix.

Make "dub.json" the primary choice for a package description and handle "package.json" as a fallback.

Don't include package.d modules for "dub test". See #198.

Determine proper module name for "package.d" files and "dub test". Fixes #198.

Implement individual building of dependencies.

Add support for "add-local" without version name.

Fix assertion errors when the HOME variable is a relative path.

Add an "allModules" tuple to dub_test_root and pass it to runUnitTests or the "tested" code.

Rename the generated root module for "dub test" to "dub_test_root". ...

This is clearer than test_main (after all, it doesn't necessarily contain 'main()') and also reduces the risk of name clashes.

Avoid casting RegistryPackageSupplier[] to PackageSupplier[]. Fixes #186.

Fix path separators for DUBPATH.

Make "dub test" work for library configurations without a "mainSourceFile".

If --main-file was given for "dub test", prefer a normal library configuration over a "unittest" one.

Use an existing "unittest" configuration for "dub test" by default.

Rename badly named PackageManager.get to storeFetchedPackage.

Also fall back to "dub -b unittest" if there are no source files in the selected library configuration.

Fall back to "dub -b unittest" when "dub test" finds no library configuration.

Implement the "test" command.

Let --annotate work for all commands.

Revamp the command line interface with cleanly separated command implementations.

Code cosmetics.

Fix naming convention of PlacementLocation.

Only install pre-release versions with "dub upgrade --prerelease" if release versions are also available.

Don't upgrade unmanaged packages. Fixes #171. ...

Also renames Action.Type.get to fetch.

Fix --build=ddox.

Adjust style of dub.internal.vibecompat.data.json to latest vibe.d and use vibe.data.json if available.

shell glob must not be quoted

Let "dub --build=ddox" start a local HTTP server instead of generating .html files.

Fix "dub --build=ddox" and let it open the docs in the system browser automatically.

Remove dub.internal.std.process compatibility code as it doesn't support browse() and the compile status on older DMD versions isn't tracked anyway.