ContactInfoBean + info.xhtml so Mr. Bensch can work - work my minion work!
Merge branch 'master' into testAndRefactoringsBranch

Conflicts:
	web/info.xhtml
Adds the files to the repository, so that those who don't have the latest versions can update.
Adds a upload-bean and a real index-file.
Adds functionality of editing contact info
Adds error handling to upload and contact info bean.
Adds handling for meta-info of special offers.
Fixes the implementation and tests of OfferBean and Offer.
Fixes settings of contact info and special offers
 Some changes regarding settings of contact info and special offers. (add & delete)
 Still not working.
fixed File-Upload
Merge remote-tracking branch 'origin/master'
Started adapting to database
Establishes DB Connection
Contactinfobean fixed with DB connection
edit of contactinfo adapted to contactinfobean
Special offers fixed with DB connection + xhtml
Special offers fixed with DB connection + xhtml
Category and PictureBean fixed with db connection
Picture and Productbean - be careful! Productbean does not work yet