An "apply" button in the remotes window would be usefull to test a change to a script without having to actually close the window.

Also, a little wider area for the cursor (on the left margin) for line highlighting. Currently, near surgical precision is needed for that.

An "apply" button in the remotes window

The [{}] button serves that purpose. Also, Alt-F/S (Alt-File/Save) accomplishes the same thing from the keyboard.

The {} button in the top right of the remote editor does just that

Also, a little wider area for the cursor (on the left margin) for line highlighting. Currently, near surgical precision is needed for that.

Excellent point. I, by force of habit, position the nicklist on the left and it sucks trying to copy in a hurry and drag the nicknames all the way across the page.