* mu4e: update documentation
* mu4e: do a better job of trying to show images (without delay)
* mu4e: update docs
* mu4e: make sure to clear the 'loading' buffer; fixes issue #170
* typo
* mu: unbreak unit test after flag changes (fixes #247)
* mu4e: when replying to messages written by self, keep the same to:/cc:
* mu4e: prefix thread levels with a single space (rather than two)