tools/inc/lib/jsgettext/: bundle jsgettext library from https://code.google.com/p/jsgettext
tools/inc/lib/jsgettext/: apply fixes from bugtracker
tools/inc/lib/jsgettext/: remove unnecessary file
tools/i18n_*: introduction of translation tools for tinyboard; supporting javascript i18n
tools/inc/lib/jsgettext/: misc fixes
js i18n: misc fixes; quick-reply.js i18n

Conflicts:
	js/quick-reply.js
	templates/main.js
i18n tools: small fixes
i18n_extract tool: replace the bundled lib with gettext forced to assume python, since it extracts more strings