Add backup files to gitignore
Naive compiler to core
Delete old otp sources
Add scripts to substitute compilation of .erl files with logging script
Add OTP 17.1.1 version .erl, .hrl, .core, .boot, .app* and .script files
Add core-compiled files
Implement basic path search
Add erlang:nif_error/1 and erlang:is_tuple/1