Adds Levehnstein distance
Adds Levehnstein distance

*Adds Levehnstein Distance to Levehnstein class
*Removes fuzzywuzzy dependency from module
TylerKirby/cltk,kylepjohnson/cltk,cltk/cltk,diyclassics/cltk,LBenzahia/cltk,D-K-E/cltk,TylerKirby/cltk,LBenzahia/cltk