1) Do not use the Array index in keys.
2) Import from the same module should be merged.
3) Mutable variables should not be exported.
4) Variables should not be initialized to undefined.
5) startswith or endswith method should be used.
6) Unwrap this unnecessarily grouped subpattern.
Additionally, addressed many other SonarQube rules.
Extract some of the ACI Tree functionalities, and decouple it from the
main source. Also - create some abstractions from the repeated code
around the enable/disable the schema children object create/edit/delete
functionalities, and also created the dialog wrappers for backup and
restore dialogs.
Reviewed by: Khushboo and Ashesh
Refactored by: Ashesh
