TP v1.5: language fix, button style fixed, preview fixed

Language fix: moved gumbo language from commen.php to a mod language.
Now, if a user has an ohter language than default it will get the gumbo
added language

Button style fixed: Someone fuck up the button style.

preview fixed: the preview will now dectect double returns and add it if
new_lines = 0
Protal modules added: news_center, new_top, events_center, events_top

All these modules are costum made for gumbo insetio style