Update german language
Add JCurl class
Change apply method from using streams to cURL
Use JCurl
Implement exceptions, slightly improve error messages
Update language
Add filter on pull id
Remove call to deprecated JError
Fix missing default values
Update build script and manifest
Add icons for admin menu and toolbar
Merge pull request #5 from elkuku/error-handling

Error handling
Merge branch 'master', remote branch 'upstream/master' into artwork
merging ordering
reenabled filter on id
Update language
formatting
Fix unable to process "long" files
Remove superfluous index.html files
Add a tiny cURL helper (@todo use the J! one)