Fixed issues:
* Unwanted inline images shown in rogue SPAM messages
* Deleting message from the POP3 server not working when maildir
storage was used
* Message disposition flag (replied / forwarded) lost when reply or
forwarded message was stored as draft and draft was sent later
* Inline images not scaled to fit when printing
* Selected text from another message sometimes included in a reply
* No authorisation prompt displayed when inserting image into email
body although image URL requires authentication
* Large attachments taking a long time to open under some circumstances
security
Security fixes from Gecko 52.3esr
* CVE-2017-7798 (bmo#1371586, bmo#1372112)
XUL injection in the style editor in devtools
* CVE-2017-7800 (bmo#1374047)
Use-after-free in WebSockets during disconnection
* CVE-2017-7801 (bmo#1371259)
Use-after-free with marquee during window resizing
* CVE-2017-7784 (bmo#1376087)
Use-after-free with image observers
* CVE-2017-7802 (bmo#1378147)
Use-after-free resizing image elements
* CVE-2017-7785 (bmo#1356985)
Buffer overflow manipulating ARIA attributes in DOM
* CVE-2017-7786 (bmo#1365189)
Buffer overflow while painting non-displayable SVG
* CVE-2017-7753 (bmo#1353312)
Out-of-bounds read with cached style data and pseudo-elements#
OBS-URL: https://build.opensuse.org/package/show/mozilla:Factory/MozillaThunderbird?expand=0&rev=382