New maintenance script for creating i18n dicts from a given script.

Change-Id: I0294da0571978d6469557a0d1def98f95c41fd97
update language_by_size

Change-Id: Ifc50a346e630ee62dd764c2a38a3bf78d18e71df
Merge branch 'master' of ssh://gerrit.wikimedia.org:29418/pywikibot/compat
Merge branch 'master' of ssh://gerrit.wikimedia.org:29418/pywikibot/compat
ignore user files and compiled scripts

Change-Id: I5563ab61e3017eaeddd30ca270b9916d64f809cb