Postgrest: add comments to queries for diagnostic purposes

...postgrest/bridge_api/bridge_api_account_notifications.sql

...scripts/postgrest/bridge_api/bridge_api_get_community.sql

...cripts/postgrest/bridge_api/bridge_api_get_discussion.sql

...ripts/postgrest/bridge_api/bridge_api_get_follow_list.sql

...ipts/postgrest/bridge_api/bridge_api_get_payout_stats.sql

.../sql_scripts/postgrest/bridge_api/bridge_api_get_post.sql

...ripts/postgrest/bridge_api/bridge_api_get_post_header.sql

...s/postgrest/bridge_api/bridge_api_get_trending_topics.sql

...ostgrest/bridge_api/bridge_api_list_all_subscriptions.sql

.../postgrest/bridge_api/bridge_api_list_community_roles.sql

...ipts/postgrest/bridge_api/bridge_api_list_subscribers.sql

...ts/postgrest/bridge_api/bridge_api_post_notifications.sql

.../postgrest/bridge_api/bridge_api_unread_notifications.sql

...t/condenser_api/condenser_api_get_account_reputations.sql

...cripts/postgrest/condenser_api/condenser_api_get_blog.sql

...pts/postgrest/condenser_api/condenser_api_get_content.sql

...pi/condenser_api_get_discussion_by_author_before_date.sql

...ostgrest/condenser_api/condenser_api_get_follow_count.sql

...s/postgrest/condenser_api/condenser_api_get_followers.sql

...s/postgrest/condenser_api/condenser_api_get_following.sql