Filter/Reorg Excessive Emails (FreeMe) / News: Recent posts

CHANGES
- Added collapsible entries of similar messages to HTML table of contents

CHANGES
- Fixed save of subscriptions with options containing whitespace
- Fixed show of messages before specified date on same day
- Fixed show of messages on last day when time range spans multiple days
- Fixed error handling of extraneous arguments on command line
- Fixed missing embedded dependency Time::Zone

CHANGES
- Added clickable HTML table of contents to send/deliver digest view
- Added colorization of messages in digest view
- Added template for fault-tolerant relaying of messages
- Fixed digest/headers delivery when period greater than cron interval
- Fixed daily digest/headers delivery when cron interval less than a day
- Fixed bad delivery when subscription exists for user not defined in config
- Fixed parsing of show commands when date specification has spaces
- Removed "full" type, which is now implied when --type not specified