Fixed bugs in "catch" and "fdoc" snippets.
catch snippet fix, assert snippet improvement.
Added a "union" snippet.
Synchronized with source branch
Fixed a typo.
Fixed the Par: snippet.
A toString() snippet.
Merge https://github.com/SirVer/ultisnips
Improvements to D snippets by Ferdinand Majerech
Support single quoting projects.
Remove un-used imports. PEP8 fixes.
Merge pull request #42 from s0undt3ch/hotfix/pep-8

Remove un-used imports. PEP8 fixes.
Added Pedro to the list of contributors.
Merge pull request #41 from s0undt3ch/features/single-quotes

Support single quoting projects.
Adjusted perl snippets for some best practices
Perl improvements by Steven Humphrey
updated github url in doc.
Fixed a problem with supertab, sparkup and ultisnips. Patch by Eric Van Dewoestine.
Remove stray space in LaTeX section snippet
Added b4winckler to the list of contributors.