mailpile/Mailpile — pull request #1111 by avanheuvelen (2014-11-19 21:14:49+00:00)
Title: Don't crash when searching for invalid tag. Fixes #1097

This seems to render #1096 invalid as well, because there was already a check in place:

````
mailpile> tag +test all
No results to choose from!
Unknown tag: +test
Elapsed: 0.004s (tag: Tagged 0 messages)

Nothing happened
````