#172 impl build method and add conditional, also added the new created locals counter to the bytecode class
#172 add impl for typecheck add replaced some add methods with add_opcode_with_idx, create method overloading with extra vector param
#172 impl and refactor output and push method
#172 impl and refactor integer arithmetics
Merge branch 'master' of https://github.com/ccebinger/SWPSoSe14