github/linguist — pull request #122 by rankida (2012-02-16 11:39:11+00:00)
Title: Added Windows Powershell detection

As the title says, I have added linguist detection for Windows powershell files (.ps1 and psm1). For now I am using a 'Text only' lexer.
I have updated the tests, but please let me know if you would like me to make other changes for this pull request.