Added git alias for git gui
Merge branch 'master' of github.com:jamesandrewsmith/devtools into dev
Installation and configuration handled by rakefile

Fixes https://github.com/jamesandrewsmith/devtools/issues/20

Gives ability to configure each individual software passed in to be installed via the rakefile
Merge pull request #21 from jamesandrewsmith/feature/windows-packages-configure

Feature/windows packages configure