Add AGPL3
Merge pull request #378 from Vorzard/master

Add snippet for the AGPLv3 license
Replace spaces with tabs to avoid Python syntax error
Merge pull request #379 from mjipeo/master

Replace spaces with tabs to avoid Python syntax error
add cleaned-up snippets for R
CSS pseudo elements & classes
Merge pull request #380 from emzap79/rsnips

R: a bunch of clever snippets.
Inserting filenames was not working for java snippets. Fixed by
supplying the "$1" argument instead of an empty String.
Added a trailing space to java snippets that will be followed by
a space.
Added declarations for common collections: d.al = declare array list; d.hm = declare hash map; d.hs = declare hash set; d.st = declare stack
Merge pull request #383 from 0hansen/master

Java: fixed some issues and added declarations for collections
Merge pull request #382 from lpil/master

CSS: pseudo elements & classes
Merge remote-tracking branch 'origin/master'
Use build-in :fc, :lc