fix incorrect getting access/giving access status
moved giving/getting logic out of syncUser
add placeholders for ui tests
added tests
fixed formatting, added error for invalid stop

warning will appear in console if user tries to stop getting from
someone they weren’t getting from already
fixed callback that was missing a parameter
create update to handler map more clearly
Merge branch 'dev' of https://github.com/uProxy/uproxy into lucyhe-correctly_count_clients

Conflicts:
	src/generic_ui/scripts/ui.spec.ts
	src/generic_ui/scripts/ui.ts
Merge pull request #492 from uProxy/lucyhe-correctly_count_clients

Create clearer updates between UI and Core about giving/getting access