Small fixes aside (#29)

* version string was not set in correct place
* add new item buttons and edit masks.
* localized reset password form
* common layout
buttons:
Save left green
Cancel right red

* added help-icon
* setting version improved
make the handling to set versions more convenient. Decoupled setting versions, committing files and tagging.

backend/appsystem/version.go

@@ -5,7 +5,7 @@ import (
 )
 
 // Version is the application version
-const Version = "0.2.2"
+const Version = "0.2.3"
 
 var (
 	// GitCommit will be set by build flags or detected at runtime