Added some array examples to README.md
Added some array examples to README.md

Daniel-Lopez/EZSwiftExtensions,goktugyil/EZSwiftExtensions,astrokin/EZSwiftExtensions,goktugyil/EZSwiftExtensions,kirakik/EZSwiftExtensions,piv199/EZSwiftExtensions,astrokin/EZSwiftExtensions,piv199/EZSwiftExtensions,Daniel-Lopez/EZSwiftExtensions,kirakik/EZSwiftExtensions