Move title cleaning logics to modifiers,

replace fullmatch with match for definitions
Fix inconvenience with yo's and 3's in title
Fix || in title, some stupid bugs
Add translate and str_replace, fix bug with yo shadowing

Those new modifiers are usually faster according to http://stackoverflow.com/questions/5668947/python-string-replace-vs-re-sub
Cherry-picking (badly commited) Mike's fix of `all' target
Add timing information
Merge branch 'build_assets' into clean-definitions

Conflicts:
	preparation/tools/build_assets.py
Merge branch 'modifiers' into clean-definitions

Conflicts:
	preparation/modifiers.py
Some simple replacements in definitions text
Merge remote-tracking branch 'origin/diff' into clean-definitions
Almost all found OCR problems are solved, some other too

Delete empty parentheses and 'in \s meaning'.
Solve problem with space before abbreviation.
Add outputted entries counter
Merge branch 'build_assets' into clean-definitions

There is now such a cool output counter!
Add some cool heuristics
Make evolution story generated for easier hanging debugging
Merge branch 'show-evolution' into clean-definitions

Hanging modifier debug support
Wow! much changes, so pretty

Delete many empty explanations
Endings
Empty sentences
...
Don't remember, maybe smth else
Enhance article split
Merge branch 'modifiers' into clean-definitions

Non-trivial re flags
Fix variations cutting, add some bans