Inspection:
- Custom category edit  and custom category item edit Popup added.
- Custom category edit and custom category item edit api implemented
- Configuration section add and edit template popup set like user will not able to enter numerical and special character in text fields.
- Aslo, in template category add and edit, category item add and edit, and charge add and edit popup  done same rule as not allow number and special character.
- Inventory section category add and edit popup done same rule as not allow number and special character.
- Code pushed on "webapp_inventory".