Added Drive Time Input
add bbbs_event_filter.js and test html

event filtering
modified admin event add page
add filter by cost

javascript filtering of events by cost
Updated PHP server code

* added common event source class
* more comprehensive handling of Google Calendar event lists
- Google calendar can be queried on date range now
- added optional parsing of Google calendar event description field to
pull age, cost, category info
- hooked test code up to a modified clone of BBBS events calendar for
testing
* added some debug logging facilities
improvements to google calendar event parsing

* URLs can be pulled from event description field now (without special
tagging)
* some JSON output cleanup (better encoding)
some cleanup

* add index2.html - a slightly cleaned up version of index.html (moved
drive time into main nag bar, fixed up some mis-matched tag opening /
closing pairs, removed admin link, removed some dead javascript)
* moved unused javascript source to graveyard directory
modified input Event page
Merge branch 'dev-dan'
Merge branch 'master' into gh-pages