Merge pull request #1 from ericlemerdy/master

Fail when repo does not have a build command.
Fix script
better way to get repository directory

and fix git build for use on windows
Notification with growl for windows
Merge pull request #2 from pmiossec/git_build_for_windows

Update script git-build for Windows
Fix script git-build for POSIX shell
Fix exit code for successful builds
Install unrar
Install colordiff
Install clang
Add userscript for Sonar
Fix downloadURL
git config --global diff.wordRegex .
Add 'brew doctor'
Add .zshrc
Install gnuplot
Disable Dashboard in OS X
Install dwdiff
On error terminate script immediately
Remove buggy alias