Bug 1011696 - [Flame][Contacts] - Fuzzy images
Bug 1013175 - Descriptive error messages in l10n.js. r=gandalf
Bug 1014771 - making utility tray notifications accessible. r=alive
Merge pull request #19566 from pivanov/bug-1011696

Bug 1011696 - [Flame][Contacts] - Fuzzy images
Merge pull request #19651 from stasm/1013175-l10nerror

Bug 1013175 - Descriptive error messages in l10n.js. r=gandalf
Merge pull request #19563 from yzen/bug-1014771

Bug 1014771 - making utility tray notifications accessible.
Bug 1011710 - [Flame][Lockscreen] - Fuzzy images
Merge pull request #19609 from pivanov/bug-1011710

Bug 1011710 - [Flame][Lockscreen] - Fuzzy images
Bug 987418 - Update copy in fxa system app r=ferjm

  Also reverts commit 2c7d550 (bug 961009) and renames locales file per
  comment 1 in that bug.
Another pass at copy in spec vs locales file
Remove duplicate l10n id
Additional changes after feedback

  * Only use 'connecting' in overlays
  * Remove unspec'd error messages. We'll sort this out in bug 1004209.
  * Replace "Create A Password" with "Create a Password"
  * Remove TOS/PP, to be handled in bug 998012
Updates after UX discussion with jgruen

    * Update list of errors, error strings, and error test.
    * Only show reset password error when inside FTU. Otherwise, show generic
      connection error.
    * Show a special error if network fails at any point in FTU.
Remove html from fxa-hello-user string. Update enter password, set password screens accordingly.
Remove html from fxa-will-send-email string. Update signup success screen accordingly.
Remove html from fxa-agree-to-ff-tos-pp string. Update enter email screen.
Remove html from coppa error string. Update error display code to special case link construction for coppa error.
Correct fxa locales file name so that it's sourced by the fxa-module.html file
Fix some weird global leakage in the tests.
Remove the placeholder from the COPPA error string. Use a comment instead.