WIP
Store unblocks in Actions table instead of UnblockedUsers
Don't record duplicate unblock actions.
Fix comma
Stream all users.
Remove My Unblocks.
Fix comment
Restore actions.mustache to previous for now.
Block all button blocks even users not shown on page.
Put shared blocks key in template
Merge pull request #93 from jsha/really-block-all

'Block all' button blocks even users not shown on page.
No warning when update-users is rate limited.
Merge branch 'master' into external-actions

Conflicts:
	stream.js
Merge pull request #90 from jsha/external-actions

Replace UnblockedUsers with Actions where cause = 'external'
Fix some small bugs and update testing instructions.
Version 0.5
Retrieve only those users that haven't been updated lately from the database
Restore limits on streaming startup, and lower a log level.
Ignore FOLLOWS_OVER_LIMIT stream warnings.
Improve logging of open sockets in stream.js