* mu-str: add mu_str_remove_ctrl_in_place
* mu-contacts, mu-msg-file: better deal with contacts with control chars
* mu4e-view.el: fixup display of contacts with control chars
* man: fix mu-view manpage
* cosmetics
added a "untrash" function, perfectly analogous to "unflag", that simply removes the T flag from a message
Merge pull request #245 from jfb/master

* add an 'untrash' action
* mu4e: add 'untrash' to documentation
* mu4e: check marks also when coming from mu4e-main; fixes issue #244
* mu4e: make the byte-compiler happy
* mu4e: automatically refresh the contacts list when there are changes in the index
* mu4e: add note about deprecating org-mode editing to doc
* mu-flags: add MU_FLAG_LIST, clean-up code a bit
* mu-msg-file: set the MU_FLAG_LIST flag, if the message looks like an ML-message
* mu-mgs-store: support the MU_FLAG_LIST flag
* mu-str: fix a leak
* cosmetic
* document the new flag:list
* mu4e: update documentation
* mu4e: do a better job of trying to show images (without delay)