Support of the .pro file extension for Prolog.
Merge branch 'master' of https://github.com/github/linguist into pro
Support of the .pp extension for Pascal
Update lexers from Pygments
Add Chapel parallel programming language.

Includes several example programs from source distribution.
Include Chapel in some of the language tests.
Merge remote-tracking branch 'github/master' into chapel-lang

Conflicts:
	lib/linguist/samples.json
added two more common file endings for perl programs
fixed extension order
fixed extension order, hopefully correctly this time
fixed extension order, hopefully correctly this time
Rename Groovy sample file with a .gradle extension
Merge remote-tracking branch 'github/master' into chapel-lang

Conflicts:
	lib/linguist/samples.json
Update vendor.yml: added animate.css
added emberscript and provided sample
added coffeescript lexer for emberscript
Ignore files related to Cocoapods.

These include Podfile, Podfile.lock, and Pods/.
Only ignore Pods/ for CocoaPods.
Ignore everything in the Pods directory.
Testing Pods