Updated documentation
Merge pull request #38 from Shimuuar/master

Add mapFoldable and small documentation tweak
Updated documentation
Polished source code
Renamed `mapFoldable` to `bind` and `concat` to `join`
Fixed types to accept concrete inputs
Updated documentation
Added 'read' utility
Updated documentation
Updated documentation
Updated documentation
Updated README.md
Made 'ListT' into its own newtype
Added 'runList'
Updated documentation
Updated documentation
Updated documentation
Updated documentation
Updated documentation
Updated documentation