Added demo jar files from release 1.1
Merge branch 'master' of https://StephanRichter@github.com/SRSoftware/CardDavCleaner.git
added Jars for Release 1.1
altered contact edit form: added button for deletion of contact
Merge branch 'master' of https://StephanRichter@github.com/SRSoftware/CardDavCleaner.git
Merge branch 'master' into demo
removed methods not used in demo version