Changelog for stringsearch-0.3.0

0.3.0: - improved performance of old KMP searching functions (minor) - changed behaviour for empty patterns - changed return type to [Int] for KMP matching in strict BS - improved performance of old BM searching functions - (minor speedup for ordinary searches, major improvement for worst case) - added new functionality, - breaking, splitting and replacing - new algorithm (DFA) - simultaneous search for multiple patterns (KarpRabin)