* [fix] Domain Setting patch

* minor fix

* Update domain.py

* bring throttling limit from site_config rather than from a fixed 60

* update key

* fix dynamic link in list filters

* search parent in cur_page if not in cur_list

[minor][hotfix] initialize script property in page.py

no_letterhead in form_dict was missing

[fix] Not able to export general ledger report's data if data has illegal characters

[hotfix] setup complete state colors

[fix] revert unicode decoding

[hotfix] Not able to export general ledger report's data in excel

* Add get_source_value to utils, and use it to get value from object or dict

* GitHub connector

* fix codacy

* remove print statement

* Remove Github Connector

* Data Migration Connector

- Create new connection with boilerplate
- Add Run button in Data Migration Plan

* minor

* fix codacy

* remove pygithub

* Minor

- Remove button from form and add to custom button
- Remove is_custom field
- Add Connector Type 'Custom'
- Show New Connection button only in developer mode

* [fix] logging

- only store the name, not the whole json

* [fix] tests

* Save domain settings to create related custom fields for already enabled domain

* Remove all domains from active domains after running test cases

* [hotfix] delete and sync the child table customization

* Update utils.py