always show subreddit shortcut dropdown
accumulate rows in subreddit shortcut dropdown and clear, then prepend them
edit/delete buttons in dropdown menu (unless option is disabled)
styling on subreddit dropdown - bump it over a little, looks nicer
populate subreddit dropdown inside showSubredditGroupDropdown
always clear subreddit dropdown first
the other half of 7da9b4a (populate subreddit dropdown inside showSubgroupDropdown)
add delete button to subreddit shortcut editor, refactor .saveSubredditShortcut
subreddit shortcut dropdown delete button opens editor and clicks editor's delete button
a little breathing room between edit and delete buttons in dropdown
hide subreddit shortcut dropdown on double-click to edit
dashed line in between subreddit shortcuts for a+b+c and edit/delete buttons
use RESUtils.createElementWithID for RESShortcutsAdd / Trash
use edit pencil / delete trashcan for subreddit mgr +/X buttons in top right corner