added new dependency to Perforce object, updating some tests.
almost all unit tests passing after IOInterface dependency refactor.  no longer passing IOInterface into any Perforce methods
got all unit tests passing
Fixing bug not cleaning up workspaces.
Fixing delete client workspace bug.
Fixing perforce dev-master stored reference bug.
added new dependency to Perforce object, updating some tests.
almost all unit tests passing after IOInterface dependency refactor.  no longer passing IOInterface into any Perforce methods
got all unit tests passing
Fixing bug not cleaning up workspaces.
Fixing delete client workspace bug.
Fixing perforce dev-master stored reference bug.
Merge branch 'master' of https://github.com/clarkstuth/composer
Merge pull request #3 from clarkstuth/master

Fixing perforce driver/downloader bugs
removing dead code lines and excess comments
Merge pull request #4 from clarkstuth/master

removing dead code lines and excess comments.   Looks good - @clarkstuth
fixed perforce to reference labels instead of invalid tags
Removed getWindowsFlag and setWindowsFlag methods from Perforce object.
Merge pull request #5 from clarkstuth/master

composer/composer pull request changes
Removing dead code segment.