RMV: Album List / Image List
FIX: Constant info text
FIX: "Delete Image" Is shown in default template even if no user is logged in
FIX: Namespace bugs
FIX: Label changes to "Album" if the gallery has only one album
FIX: Label changes to "Image" if the alnbum has only one image
CHG: One / Many Items Labels
FIX: Itemcontroller checks albumThumb before it uses it
FIX: ConfigBuilder checks array before using it
TASK: Updated manual
TASK: Released version 2.2.1
FIX: XMPParser
ADD: Configuration to random list to flexform
CHG: MimeType is now set by FileImporter to the specific item Type
Merge branch 'imageFormats' into develop
FIX: Hidden galleries are not shown in backend
Merge branch 'develop' of github.com:YAG-Gallery/yag into develop
ADD: Sort Itemlist by order of addition
ADD: ViewHelper to create Link to item
CHG: Improve Error Reporting if image has no source uri set