Switch to somebody had a "tell" command for LaunchBar in it, which it doesn't really need.
Revert "Switch to somebody had a "tell" command for LaunchBar in it, which it doesn't really need."

This reverts commit daa2bfe3c9f86ca23740e06815cec4431bfb205e.
Modernized Switch to Somebody script.

Now uses handle_string from LaunchBar and has various other improvements too.
Renamed "Switch to somebody" script to "Switch to Username".