Improvements to c.snippets by melko.
Add function snippet in c.snippets.
Add contributor name.
Improvements to the box snippet by Sergey Alexandrov
C snippet improvements by melko.
Fixes to the box and bbox snippet.
Fix problems with replaying tab keys in macros. US now needs a very recent version of supertab or no supertab at all.
Merge branch 'master' of https://github.com/SirVer/ultisnips into neocompl_snippets