calendar 5.x-1.7

Version 1.7
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- Move cached calendar info to cache_views so it gets cleared when views_invalidate_cache() is called.
- 185640 fix function and table name errors in install file.
- Keep devel module from appending queries to ical export.
- Calculation of max date for a month needs adjustment.
- Fix ical export to match changes in ical parser.
- Create a separate theme for remote nodes and make sure all remote nodes get necessary cleanup.
- Adapt calendar to use fixed DURATION handling in ical parser.
- Cleanup calendar ical import.
- 183877 get rid of constant for CALENDAR_PATH and just use drupal_get_path() when needed.
- Update of calendar ical module to use the new date ical parser.