* patch for custom workflow
* deleted field approval_status
* replaced approval_status with workflow_state
* updated test cases
* validation to check expense approver
* check if workflow_state_name already exists
* fixes
* modified notifications.py
* removed field exp_approval and modified test cases
* modified patch for leave application workflow
* removed leave approval field from leave application doctype
* fetch lwp and attendance only if workflow field exists
* modified test cases
* modified files with leave application
* docstatus draft for rejected applications
* modified leave application calendar
* test fixed
* run patch only if any record exists
* [Enhancement] Auto book of an employee's expense claim
* test cases
* documentation
* fixes and changes
* removed payable from employee and added into the company
* Added party in account, patch to update party type for customer and supplier accounts
* added party type in erpnext, fix patch
* fixed travis