Improved twitter plugin popup
Change update estimation algorithm - why check BEFORE a predicted update?
Change dynamic update interval stuff to consider purged items, to fix the Perry Bible Fellowship problem
Added some metrics logging to see how well the prediction logic works
Make dynamic-update profiling metrics a bit more useful
Fix missing static for php 5.4
Change dynupdate max cap to 12 hours, add a little more logging
php5.4 correctness fix
Update cache time for existing items, so purging works correctly on feeds with broken/missing timestamps
dynamic updates must be off by default
otherwise preferences will always check it by default and next save will enable it again
Merge branch 'master' of https://github.com/plaidfluff/Feed-on-Feeds

Conflicts:
	classes/fof-prefs.php
Merge branch 'master' of github.com:RomanSixty/Feed-on-Feeds into fix-update-merge

Conflicts:
	classes/fof-prefs.php
	fof-db.php
	fof-main.php
Added index on FOF_ITEM_TABLE.item_title.

Without this index, the query in fof_db_items_duplicate_list() for similarity purging was taking ridiculously long.