* [Enhance] Subscription module
* Added view documents from the subscription form
* Test cases
* documentation
* UI Test cases, fixes
* Removed child table in the subscription
* Provision to make subscription from the document, added subscription in the dashboard for the sales and buying flow
* added patch to make subscription from the recurring data
* Rename field subscriptio to subscription_id, added new test cases, remove recurring_document from controller
* renamed subscription_id to subscription
* Multiple delivery dates in Sales Order and make DN based on selected delivery dates
* Test case and some other minor fixes
* Updated docs for multi delivery date
* removed the trailing whitespace
* removed the trailing whitespace
* removed trailing whitespace
* makes `copy_attributes_to_variant` to not ignore "Table"
* fixes test cases - `test_auto_material_request` and `test_auto_material_request_for_variant`
* adds test case - tables in templates should be copied to variants
* [ci] use deprecated trusty build for now
* Concatenate docnames and send to mapper
* Multiselect with checkboxes
* set setters as separate filters
* Map filter fields to target_doc
* Get items from quotation (in SO) working
* [major] Set dialog setters for all forms
* Add date field
* Specify non-default date_fields
* [minor] add test_mapper.py
* [minor] remove cur_frm
* [minor][fix] test
* [minor] fix test with make_test_records
