In Progress: add Task record to gem
Finished initial Task implementation. Basic Get + Add are working
Modifications to handle custom fields containing custom record refs as a value

right now only platformCore:SelectCustomFieldRef is supported
Fixing misclassified fields
Adding convenience method for accessing custom field value
Adding initial Contact record implementation
Adding ContactList record for Task. Some fixes to Task as well
Major documentation update (moving a lot of content to the wiki)