* fix problematic xrefs

* Consistency edits for list items

* edit, relocate filter pushdown section

* minor edits to guc description

* remove note about non-support in Hive doc

* Edits from Lisa's review

* Adding note about experimental status of HBase connector pushdown

* Adding note about experimental status of Hive connector pushdown

* Revert "Adding note about experimental status of Hive connector pushdown"

This reverts commit 43dfe51526e19983835f7cbd25d540d3c0dec4ba.

* Revert "Adding note about experimental status of HBase connector pushdown"

This reverts commit 3b143de058c7403c2bc141c11c61bf227c2abf3a.

* restoring HBase, Hive pushdown support

* slight wording change

* adding xref