i18n and transations for es,en
add new palette
css cosmetics
Merge branch 'develop' of https://github.com/FATac/fatac.theme into develop

Conflicts:
	fatac/theme/locales/ca/LC_MESSAGES/fatac.theme.mo
	fatac/theme/locales/en/LC_MESSAGES/fatac.theme.mo
	fatac/theme/locales/es/LC_MESSAGES/fatac.theme.mo