TRY: new idea regarding gh-20
TEST: test parsing
IMPL: implement parsing merge with -c
IMPL: implement writing todo for merge -c
IMPL: implement application; discovered underdefined specification
TEST FIXUP: adapt test to the broken parser
TEST FIX: recover from failed previous run
FIX: fix application
FIX: fix parent format, now all of them should go as 1 argument, divided by comma
DOC: describe the new merge format
IMPL: write the new format at analysis
TEST: add test for fastforward merge to fail