(python): fixed bugs in our own tests
(c++): output for string-literals was string
handling for comments, additional test case
implementation and tests for escape sequences
Merge branch 'master' of https://github.com/campino/cc_backup

Conflicts:
	src/Lexer.cc
	src/Lexer.h
	test/bench.py

unified handling of string and constant literals
Created a readme
Merge pull request #1 from campino/master

Some bugfixes