[geary] (66 commits) ...Merge branch 'remove-old-msgs-beyond-storage-pref' into 'mainline'

[Michael Gratton <mjog src gnome org>]

Summary of changes:

  880df86... Start towards clearing old messages beyond prefetch window
  dbb1d78... Demote log message level
  d77f5d9... Merge branch 'mainline' into remove-old-msgs-beyond-storage
  7684c33... Track all windows going out of focus
  52bd48b... Signalling for locally removed messages
  cecf66d... Track and notify messages detached during cleanup
  15561a1... Update local folder message count property during cleanup
  ff6c45c... Add minor missing cleanup
  584ae84... Run GC after emptying spam or trash
  f7b0a0a... Breakout ImapDB.Database garbage collection
  1e8465f... Old message cleanup after folder becomes available
  47bdda6... After GC reap check for a vacuum
  a2d8f17... Fix typo backgrounded app idle timeout value
  609ee01... Trigger idle cleanup per account when backgrounded
  f7ee234... Minor tidy on last commit
  9a58713... Clean old messages before continuing bg idle work
  2b20f1c... WIP towards responding to window focus in cleanup
  5d53bbe... Merge branch 'mainline' into remove-old-msgs-beyond-storage
  b3ab748... Improve const naming
  dfc4c55... Cleanup timeout usage
  29d947c... Code convention style tweaks
  d019d7a... Move, rename and document property
  7dfe297... Rename and improve doc. on method
  8d9c9ea... Also stop SMTP when GC vacuuming
  8ccc0f3... Code cleanup for old message detach
  f60c42a... More explicit class identification
  872c7d7... Storage cleanup timing improvements
  b70a9b4... Delete old messages in batches
  4f89a59... Remove temporary WIP code
  187d613... Try AccountOperation approach for GC post detach
  8cb8343... Revert unwanted folder property update
  8871f02... Tweaked old message detachment batching
  f4a7972... Cleanup to last commit
  47a5fbc... Block input to main windows for DB vacuum/upgrade
  f5279c6... GC vacuum: verify non-null services
  0f6db1e... Updated approach to background storage cleanup
  075eb63... Bugfix for window focus event propogation
  ae19398... Improve cancel-ability of account storage cleanup
  43ecc35... Minor fix to last commit
  0e96fa9... Store last cleanup time in GarbageCollectionTable
  4875b66... Bump schema version in database test case
  1504177... Test case for detach_emails_before_timestamp
  e7d3b46... Temporarily disable test
  a6595eb... Merge branch 'mainline' into remove-old-msgs-beyond-storage
  5ff9e4d... Merge branch 'mainline' into remove-old-msgs-beyond-storage
  01e114f... Fix detach_emails_before_timestamp test case
  4ff783b... Merge branch 'mainline' into remove-old-msgs-beyond-storage
  5d3f8d4... Merge branch 'mainline' into remove-old-msgs-beyond-storage
  4d4c194... Whitespace
  9bc128e... Demote log message
  6464393... Improve Geary.ImapDB.Database.run_gc method interface
  7153b69... Change Geary.Account.last_storage_cleanup to automatic prop
  cfd88f7... Remove unnecessary var in Application.Controller
  cce66cb... Don't wait for GC reap to clean search table after old mess
  1935390... Fix log typo
  745e4be... Oops, remove whitespace
  230502a... Combine split old message detachment transactions into sing
  b81389b... Improvements to lifecycle of SyncDetachMonitor
  d34832c... Improved declaration
  a855359... Switch monitor of background message cleanup to an AccountO
  71262f0... Merge branch 'mainline' into remove-old-msgs-beyond-storage
  2049d7a... Move queueing of idle garbage collection to calling method
  95c6871... Simplified GC class naming
  b080f8a... Don't avoid scheduling a second set of background idle GC w
  971d40f... Merge branch 'mainline' into remove-old-msgs-beyond-storage
  e4edf28... Merge branch 'remove-old-msgs-beyond-storage-pref' into 'ma