GUI editor (further refinements)
Following https://gitlab.com/groups/appsemble/-/epics/11: ## Beta 2: ### Breaking bugs - [x] Fix all bugs in the breaking category appsemble#1125 ### Code cleanup - [x] Finish refactoring tasks appsemble#1171 - [ ] appsemble#1156 - [x] appsemble#1132 ### New app preview features: - [x] New app preview that allows editing through mouse interaction https://gitlab.com/appsemble/appsemble/-/issues/1016 - [x] Clicking blocks brings up their property menu https://gitlab.com/appsemble/appsemble/-/issues/1016 - [x] Dragging implemented blocks changes their order in the app definition https://gitlab.com/appsemble/appsemble/-/issues/1016 - [x] Block highlighting on hover https://gitlab.com/appsemble/appsemble/-/issues/1016 ### Block adding features: - [x] Better defaults for all blocks appsemble#1193 - [x] Nicer block store (two columns and thumbnail pictures) appsemble#1176 - [x] 3d party blocks in block store appsemble#1176 ### Resources tab - [ ] Creating resources by GUI (https://gitlab.com/appsemble/appsemble/-/issues/837) - [ ] Editing existing resources
epic