Added link to Form Helper article from getting strated [ci skip]
Merge pull request #11187 from jetthoughts/form_for_explonation_in_getting_started

Added link to Form Helper article from getting strated [ci skip]
Specify request method in guides [ci skip]
Merge pull request #11303 from evsyukovmv/specify-request-method-in-guides

Specify request method in guides [ci skip]
Cleanup belongs to tests

simplified logic to calculate number of queries by using assert_queries
removed markdown code markers which were rendering in the generated AR querying guide
Merge pull request #11309 from crakalakin/AR-querying-guide

removes markdown code markers from displaying in the active record querying guide [ci skip]
Merge pull request #11307 from jetthoughts/cleanup_assert_sql

Cleanup belongs to tests