Merge pull request purescript#27 from brainrape/better-unsafe

improve Unsafe

Merge pull request purescript#26 from brainrape/add-docs

add documentation

Export noFlags

Merge pull request purescript#18 from NightRa/master

Added a null,singleton,uncons,takeWhile and dropWhile to Data.String

Merge pull request purescript#17 from davidchambers/ternary

use ternary operator in JavaScript output

Merge pull request purescript#13 from purescript/unsafe

Make charCodeAt safe, add unsafe versions of charAt, charCodeAt

Merge pull request purescript#12 from davidchambers/split

add split to Data.String.Regex

Merge pull request purescript#11 from jdegoes/ready/char-instances

added essential instances for Char; fully backward compatible

Merge pull request purescript#10 from jdegoes/ready/hotfix-ffi

Hotfix

Merge pull request purescript#10 from jdegoes/ready/hotfix-ffi

Hotfix