Merge pull request #59 from muesli/master

A few more translations / i18n fixes.
just a draft …

— ignore the ignore
added reset-function for developing purposes
* addes twitter favs translation
added another post meta field
working htmlentities

* might use some finetuning
added optional twitter favs import
added another post meta field
Merge pull request #61 from csenf/resetsync2

added reset-function for developing purposes
* Default should be not settings a max_import_loop.