Move all general purpose scripts to tools.
Add list of maintainers to MAINTAINERS.
Merge pull request #16 from d2rk/cleanup

Cleanup
Fix logs format.
Fix logging level selection.
Merge pull request #17 from d2rk/cleanup_logging

Cleanup logging
Add timers.
Merge pull request #18 from d2rk/add_timing

Add timing
Merge remote-tracking branch 'upstream/master'

Conflicts:
	src/main/python/les/frontend_solver/frontend_solver.py