fix error not having .message or .stack. Fix bug in weekly recurring events that span multiple months, where a week starts in the previous month.
browser build
Merge pull request #52 from lightsofapollo/fix-weekly-byday-add-errors

Fix weekly byday add errors
Support multi value rdate/exdate expansions
less strict exceptions
type detection for rdate, cleanup of performance test for parser
add beta1 benchmark (post parser/component v2 changes)
google test
update timezone class
first edition of timezone generations
really basic tests for timezone, documentation / function cleanup.
send timezones
Merge pull request #53 from lightsofapollo/recurring-and-google

Workaround horrible google recurring rules for contacts birthdays. Other recurring event bugs.
Merge pull request #55 from lightsofapollo/timezone-support

Timezone tests / updates
always return array in getValues
kill normalize options in ICAL.Time. Optimize normalization logic in ICAL.Time. Optimize lookups in ICAL.Time during normalization/clone
more docs / test for time
consistency fixes
to unix time tests fixed a bug in utc logic
more name fixed from snake_case to camelCase