2.4
* guard against commas in xtide location name
* fixed wloc bug in forecast_table.inc
* calculate zambretti at 09:00 instead of every archive interval
* use pressure trend and average wind direction for zambretti
* enable setting of forecast_table variables via the skin Extras
* fix sun/moon timing in forecast_table
* fix tide display in daily summaries

2.3
* include commented units to make units changes easier

2.2 08feb2014
* forgot to invoke main for manual invocation

2.1 07feb2014
* release to go with weewx 2.6.0

2.1b1 06feb2014
* accomodate changes to ValueHelper
* minor adjustments to improve installation using extension installer
* fixed parsing of locations in the xtide forecast

2.0 08jan2014
* put forecast skin into an extension package

0.1 09sep2013
* initial release
