#100 added the new Taggroup 'Publish Type'

The new taggroup 'Publish Type' was introduced to the class Taggroups.
It can also be chosen in the additional tag panel of the
RepresentationEditor.
 #100 avoid MissingResourceException

A MissingResourceException in setCidsBean() of RepresentationRenderer,
such that the renderer can not be shown. This can not happen anymore.
 #100 created the RepresentationUploadFinishedPanel

The RepresentationUploadFinishedPanel is a jPanel which checks the
updateStatus of a representation. If the representation is still
uploading, this is shown. If the upload is finished, it is shown if the
upload was successful or not.
The RepresentationUploadFinishedPanel was also added to
RepresentationRenderer in this commit.
 #100 moved the upload-status-panel
 #100 show the uploadmessage as tooltip
 #100 avoid the persist in the saveChanges() method

The persist of the cidsBean can be avoided in the saveChanges() method
of AbstractEditorShowableInDialog. Also the getPersistedCidsBeans()
method was renamed to getModifiedCidsBeans()
 #100 added a checkbox to enable the upload to the geoserver
 #100 Remove the publish types GEOTIFF and SHAPEFILE

Removed the publish types GEOTIFF and SHAPEFILE and replaced them with
GEOSERVER
Merge branch 'feature/100-cidstrigger-upload-to-geoserver' into dev