Added support for fetching to any location, now need to add support for finding packages in other locations.
Removed logInfo from commandline.
Fixed build bugs on Windows.

* Fixed output dir not being created on build complete.
* Fixed '/' being added to the front of Windows absolute paths.
Fixed bug where Path was used for URL on Windows.
Switched fetch command to use defaultPlacementLocation.
Reverse mkdir fix, as it was already done.
Merge branch 'upstreammaster'

Conflicts:
	source/dub/project.d
Removed 'Wide' from PlacementLocation member names.
Add hint to run "dub <cmd> -h" when usage errors occur.
Switched to '--cache=x' param type for package fetching.
Added old --system and --local flags back, but marked as deprecated.
Merge pull request #306 from ColdenCullen/master

Allow System and Local flags on all commands