Log Message:
Update to 0.2.1:

KBibTeX 0.2.1
* Translations to Russian and German
* Searching in arXiv and Google Scholar
* GUI to edit id suggestion templates
* User-defined fields in GUI
* Various bugfixes

KBibTeX 0.2
* Many usability improvements and bugfixes
* Embedding documents into exported PDFs possible (if supported by
  installed TeX system)
* More URLs to search documents included
* More online databases to search references added
* Keyword handling improved
* Suggesting entry ids added
* Merging .bib files possible
* Improved handling of crossref'ed entries
* Adding more functions to toolbar and shortcut system