Fix various issues and add more functionality
Assign the contact to civi's default group, if the list doesn't have any groups
Fix the same email with more than one contact in civicrm and Fix if the email address matches, only update the email address not first/last name
Fixes for updating contact with matching contact found for both webhook and pull and fixes for contacts belongs to multiple groups
Fixes for query format and wording for error log
Merge pull request #67 from Kajakaran/improvement_pull

Fix various issues and add more functionality