Added md5 hash of source code to seed for RandomGenerator fixed javascript-obfuscator#58
Utility classes with state now are non-static
Merge branch 'dev'
Switched from `escodegen` to `escodegen-wallaby`
Increased runtime performance with `rc4` `stringArrayEncoding`
Merge remote-tracking branch 'origin/master' # Conflicts: # dist/index.js
0.9.2 dependencies update, update .npmignore
0.9.1 release