moved the creation of layerselector to seperate function.
Merge branch 'master' into feat/edit-more-inheritable
Merge branch 'master' into feat/edit-more-inheritable
Merge branch 'master' into feat/edit-more-inheritable
Added function that can be overwritten  to change a feature before saving.
added try/catch around 'changeFeatureBeforeSave' to catch any errors and show a message
added renderto when adding elements to the edit inputContainer. Otherwise the elements are not shown the second time
Merge branch 'master' into feat/edit-more-inheritable
Merge branch 'master' into feat/edit-more-inheritable