MANUELA Code

Added handling of a fieldblock.

Changed to handle the components name of both fieldblock and field.
Added I18N.
Checking for multiple selections is outsourced to the presenter.

Changes to handle the storage of fieldblock, field and invekos objects.

Changed the 'startImport()' and 'mapFeatureAttributesToEntities' method to handle the storage of fieldblock, field and invekos objects.

Implemented a differentiation between fieldblock component names and field component names and added a method get them altogether.

Implemented INSERT method to store Invekos data in the invekos table.

Deleted fieldblock variable and the corresponding methods because Invekos data is part of a fieldblock and not vice versa.
Renamed the 'area' methods to 'hectarArea' methods because the unit is ha and not m² in Invekos.
Added methods to get the area in m² too.

Changed keys corresponding to the renaming of the 'area' variables in the Invekos class.
Naturally the same in english version.

Changed keys corresponding to the renaming of the 'area' variables in the Invekos class.

Added Translations of Fieldblock Labels in the FieldMappingView.
Naturally same in English.