Continuum CXM #163

New Rule action to assign a user to a case: From a rule, you can now select an action to assign a case to a user based on the value of a selected 'email' type field. When the rule is run this will assign a user whose email address matches the email address value in the selected 'email' type field. If no user exists for a given email address then nothing will happen.

Fix Security improvements to our platform.

Improvement Improvement to return an error message to the user when creating text case fields if the input is longer than the database allows.