[BW]: fixes to found bugs

• defined vw_hive_posts to simplify queries and eliminate joins at query side
• fixed fatal bug in special characters escaping leading to modification of post body, title etc
• fixed bug in querying for root_title in condnser_api/tags_api get_comment_discussions_by method family
• fixed bug in querying for post url
• eliminated unneeded fields in _condenser_post_object causing returning not needed additional data
• tags_api group enabled in 5M smokest

added 1 commit

• 33a78df2 - Fixed drop query to avoid error when view does not exist yet

Compare with previous version

mentioned in issue #43 (closed)

Related to issue: #43 (closed)

merged

mentioned in commit 008dc639

mentioned in merge request !30 (closed)