made use of the imagemetadataparser, when uploading images
only use the metadata title, if no title was specified
small bugfix, so updating galleryfiles shows you the correct previous title
pre-merge
Merge branch 'master' of github.com:marcoraddatz/candyCMS-Core
Update views/galleries/_form_show.tpl

fixed wrong class name
Merge pull request #7 from cnlpete/feature/gallery-metadata

Feature/gallery metadata
Merge pull request #12 from marcoraddatz/master

bring dev upto date with master