move some functions to util.py
include samplefile in repo
move make_separator to util
raise exception on next_unindent on empty line
first draft of collect_test_functions.py. No matching yet.
Add test matching algorithm. Also (in util) add final newline to input file if needed and better error messages.
Fix escape newline with backslash bugs: inside single quotes and out. Also ensure excactly one newline at the end of each line.