[FIX] Site Title was too huge in ems now when bootstapized

git-svn-id: file:///var/local/code.tiki.org/tikisvn/trunk@49599 b456876b-0849-0410-b77d-98878d47e9d5
[FIX] make the page header centered by default to fit the rest of the layout

git-svn-id: file:///var/local/code.tiki.org/tikisvn/trunk@49600 b456876b-0849-0410-b77d-98878d47e9d5