The Panel is now in the MainUi and the views are extending v-layout
Added a suitable error handling in mainUi
Merge branch 'upstream/develop' into issue#75-layout_repair

Conflicts:
	src/main/java/de/dhbw/humbuch/view/MainUI.java
Merge pull request #134 from henningmu/issue#75-layout_repair

Issue#75 layout