Update README.md

Theme was incorrect, themeCssFile is the correct form.
Merge pull request #3 from youenna/patch-1

Update README.md
Added Hungarian and Romanian locales
fullcalendar updated to 1.6.0
Merge pull request #4 from fulopattila122/master

Thanks
Merge pull request #5 from fulopattila122/master

Romanian and Hungarina translations added.
Merge pull request #6 from mikemix/fullcalendar-1.6.0

Fullcalendar 1.6.0
Updated FullCalendar library to 1.6.1
Add pt-br language
Merge pull request #8 from klebereduardo/patch-1

Add pt-br language