minor identation and printing updates
starting to create obj model for omt/mep defs
refactoring
identation of log msgs
more refactoring, support for multiple exps/omt added
more refactoring, model not clear yet
indenting diagnosis msgs
enough refactoring for now...
reorganized common utils
ignore emacs garbage
improved output formatting
more utilities for nicer text output
using new txt functionality in find_tests
missing dash
renamed io to inout to avoid nameclash
output omt filename
'omt' prompt only added to first line of multiline output
tweaking output
added verbosity option and run log
fixing verbosity flags in util