more work on getting ggh working
fixed segfault when using --load-circuit due to double free
remove cleanup code from obfuscator, as it is taken care of
automatically using state_destructor
better error reporting on circuit parse error
Merge branch 'master' of https://github.com/amaloz/obfuscation into ggh

Conflicts:
	code/obf/main.py
	code/src/_obfuscator.cpp