Merge pull request myclabs#14 from mirfilip/hotfix/search-type-safe

Fix for search() is not type safe. Fixes myclabs#13

Merge pull request myclabs#11 from drealecs/performance-optimizations

some performance improvements

Improved documentation

Merge pull request myclabs#2 from garoevans/patch-1

Add caching to `toArray` method

Moved to MyCLabs