Fixes support for replacer functions. Closes #529
Corrects JSON test to evaluate all tests.
Removes LuaBitOp dependency.
Removes colony-lua.
Adds colony-luajit.
Adds support for building with luajit branch.
Removes bit32 from libs that are included.
Fixes return type of colony_isarray
travisplexer: pr-528-osx travis ci test