support travis builds
Optimize using sets as functions
Merge pull request #4 from nathanleiby/master

Support for automatic travis builds
compose() docs
Added i?zip_values()
Added is_none() and not_none() primitives
Added last() and butlast()
Added fill argument to with_prev()
Merge branch 'master' of github.com:Suor/funcy
Updated from_* files
Extended fns for group_by(), count_by() and i?partition_by()
Optimized ilen()
Docs for i?zip_values()
Fix last in seqs

last had undefined l variable
Merge pull request #5 from Bulv1ne/master

Fix last in seqs
Added i?zip_dicts()
Tests for zip_values() and zip_dicts()
Better error when i?zip_values() passed not dicts
Docs for i?zip_dicts() and example for izip_values()
Docs for last() and butlast()