#84 configured RepresentationsPanel

The btnEditRepresentation and its classes work now similarly to the
AdditonalMetaDataPanel.
 #84 configured RepresentationsBasicInformationPanel
 #84 reorganized the basic information panels

Renamed BasicResourcePropertiesPanel to BasicInformationPanel and
BasicResourcePropertiesVisualPanel to BasicInformationVisualPanel.
AdditonalMetaDataBasicInformationPanel and
RepresentationsBasicInformationPanel extend this panel.
 #84 configured RepresentationsAdditionalInformationPanel

... and SpatialAndTemporalPropertiesPanel is now a InformationProvider
and Disposable
 #84 configured RepresentationsDataImportPanel
 #84 change the general information

In AdditonalMetaDataEditDocumentVisualPanel the general information
changes whether the dditonalMetaDataImportDocumentPanel was already open
or not.
 #84 switch appearance of RepresentationsDataAccessInformationPanel
 #84 renamed BasicInformationPanel

Renamed BasicInformationPanel to AbstractBasicInformationPanel.
 #84 created AbstractBasicInformationPanel

Refactored the basic information panels such that they extend
AbstractBasicInformationPanel. Furthermore they use
BasicInformationVisualPanel as visual panel.
 #84 forgot to add a panel in the iterator

RepresentationsDataImportPanel was not present in the advanced profile
of MetaDataWizardIterator. Furthermore
RepresentationsDataAccessInformationPanel read a wrong property.
 #84 disable the previous button for several panels

The previous button must be disabled for RepresentationsPanel and
AdditonalMetaDataPanel, as the store() method is called on a click on
that button.
As it is not possible to get the information, if the previous button was
clicked, store() will create a new CidsBean and add it to the
resource-cidsBean.
 #84 created interface AdvancedFinishablePanel

The interface AdvancedFinishablePanel was created, it extends
WizardDescriptor.FinishablePanel and adds the method setFinishPanel().
Thus a getter and setter for finishPanel is present.
 #84 changed dependencies in pom

The openide dependencies were changed in such way that they are still
working. Although this changes have to be discussed with @mscholl.
 #84 further pom changes