* Performance improvements for seeding
* Differentiating between system notification and user notifications
* Remove hard coded webhook url
* Working on system and user notifications
* notifications
* Set the currency on client if blank
* Refactor for inserting invoice defaults
* Refactor Default Invoice/Quote/Credit objects
* working on credits
* Implement mark_sent for quotes and credits
* Fix js dependencies
* Breadcrumb implementation
* Test for UniqueEmailRule Validation
* reduce length of account_key to prevent key too long error
* Fixes for travis - reduce user email length
* Reduce all unique field lengths to 100 to prevent key overflow
* Fix for Bank Model
* Prevent a user from registering multiple account with one email address when using multiple databases
