Add a simple delimiter directive

Does nothing apart from helping with vertical spacing.
Refactor vertical spacing in morph templates
More compact input forms for morph form creation
Minor reformatting in mFC
Add css classes for more compact input forms
Fix a typo in mFC
Add form validation in mFC
Auto-select a newly created form
Add morph.removeForm()
Make forms removable but ask for confirmation
Change color for errors
Delete debug injection of state in mFA
Remove more unneeded DI in mFA
Fix code formatting in mFC
Use the notifier a bit - just to try
Let the user know when something is clickable
Center alert message in mFC
Change cursor in token directive

Gives feedback whether a token can be clicked and if a head change is
possible.
Change cursor on rootToken as well