Adding Interactive Data Language (IDL) support.
The .fun extension is commonly used for Standard ML.
Added PostScript to languages.yml and a sample file.
Add Crystal

http://crystal-lang.org/
Add Crystal test
Fix Crystal Lexer

"ruby" => "Ruby"
Add common VHDL file extensions
language interpreters and shebang lines

Add an interpreter array to each language, and match interpreters found
in the shebang lines of scripts to this array to identify the language
of scripts.

With suggestions from tnm. https://github.com/github/linguist/pull/687
adding interpreter arrays to some languages
unit test for find_by_shebang
Add r alias
Adding support for the Brightscript language, with samples.
Add detection for generated PostScript files.
Changed PostScript type to 'markup'
Forgot parantheses
Colors for agda and tex
Updated the DM language to use the C++ lexer.
Merge pull request #812 from Giacom/patch-1

Updated the DM language to use the C++ lexer.
Merge pull request #740 from danluu/vhdl_extensions

Add common VHDL file extensions
Merge branch 'master' into brightscript_support

Conflicts:
	lib/linguist/samples.json