Security update for MozillaThunderbird

This update for MozillaThunderbird to version 60.2.1 fixes the following issues: Update to Thunderbird 60.2.1: * Calendar: Default values for the first day of the week and working days are now derived from the selected datetime formatting locale * Calendar: Switch to a Photon-style icon set for all platforms * Fix multiple requests for master password when Google Mail or Calendar OAuth2 is enabled * Fix scrollbar of the address entry auto-complete popup * Fix security info dialog in compose window not showing certificate status * Fix links in the Add-on Manager's search results and theme browsing tabs that opened in external browser * Fix localization not showing the localized name for the 'Drafts' and 'Sent' folders for certain IMAP providers * Fix replying to a message with an empty subject which inserted Re: twice * Fix spellcheck marks disappeaing erroneously for words with an apostrophe * Calendar: First day of the week can now be set * Calendar: Several fixes related to cutting/deleting of events and email schedulin These security issues were fixed: - CVE-2018-12359: Prevent buffer overflow using computed size of canvas element (bsc#1098998). - CVE-2018-12360: Prevent use-after-free when using focus() (bsc#1098998). - CVE-2018-12361: Prevent integer overflow in SwizzleData (bsc#1098998). - CVE-2018-12362: Prevent integer overflow in SSSE3 scaler (bsc#1098998). - CVE-2018-5156: Prevent media recorder segmentation fault when track type is changed during capture (bsc#1098998). - CVE-2018-12363: Prevent use-after-free when appending DOM nodes (bsc#1098998). - CVE-2018-12364: Prevent CSRF attacks through 307 redirects and NPAPI plugins (bsc#1098998). - CVE-2018-12365: Prevent compromised IPC child process listing local filenames (bsc#1098998). - CVE-2018-12371: Prevent integer overflow in Skia library during edge builder allocation (bsc#1098998). - CVE-2018-12366: Prevent invalid data handling during QCMS transformations (bsc#1098998). - CVE-2018-12367: Timing attack mitigation of PerformanceNavigationTiming (bsc#1098998). - CVE-2018-5187: Various memory safety bugs (bsc#1098998). - CVE-2018-5188: Various memory safety bugs (bsc#1098998). - CVE-2018-12377: Prevent use-after-free in refresh driver timers (bsc#1107343) - CVE-2018-12378: Prevent use-after-free in IndexedDB (bsc#1107343) - CVE-2017-16541: Prevent proxy bypass using automount and autofs (bsc#1066489) - CVE-2018-12376: Fixed various memory safety bugs (bsc#1107343) - CVE-2018-12385: Fixed crash in TransportSecurityInfo due to cached data (bsc#1109363) - CVE-2018-12383: Fixed that setting a master password did not delete unencrypted previously stored passwords (bsc#1107343) These can not, in general, be exploited through email, but are potential risks in browser or browser-like contexts. These non-security issues were fixed: - Storing of remote content settings fixed (bsc#1084603) - Improved message handling and composing - Improved handling of message templates - Support for OAuth2 and FIDO U2F - Various Calendar improvements - Various fixes and changes to e-mail workflow - Various IMAP fixes - Native desktop notifications - Fix date display issues (bsc#1109379) - Fix start-up crash due to folder name with special characters (bsc#1107772)