Fix syntax error in reset_simulator AppleScript

Adds a missing "then" at the end of an if statement.  You'd think
this would cause a consistent error whenever we tried to use the
script, but AppleScript tries to be "forgiving."
Change encoding of ellipses character in reset_simulator script

The AppleScript editor really seems to want this ellipsis character
to be encoded differently than we had it, so I'm going to let the
editor have its way in case this reflects an undocumented requirement
of osascript.
Merge pull request #4 from inkling/aegolden/misc_fixes2

Fix syntax error in reset_simulator AppleScript