added button handler
speed up development by disabling packaging and signing
added more demo data
implemented note title and sync image in ListView
added note html editor view to project
added controller class and generated accessors
added body editor to main view
added stylsheet (not working properly!)
added getter for selectedNoteProperty
added change listener for modifications on selectedNoteProperty
binded listener for selectedNotes in NoteList to NoteEditor
fill HTMLbody text of selected note into HTMLEditor if selection changes
added injectable fields for toolbar buttons
disable deleteButton if not note is selected
added key listener to titleField and bodyField to update selectedNote
HelperClass to wrap HTMLEditor buttons with own handler
added toolbarlistener to bodyField and update selectedNote
disable HTMLEditor on startup
refactoring method names
made some fields transient to exclude it from serialization
build standanlone json serializer 
added tests