Revert "DB-1933 fix remove coprocessor does not update coprocessor list"

This reverts commit 8c5463ec615d331f6c1e0b80815d14a86657ba9f.
Revert "DB-2244 Two phase split policy with condition"

This reverts commit 65b46a860a957c656b3544b8e7870edda3465412.
Revert "DB-2180 renamed main class"

This reverts commit 063794d89c4267e5e1f9817b1ccc0f0d3db450dc.
Revert "DB-2175 fix"

This reverts commit 7b731df94c32e4cd1c5d195ac8dfd640c5cbb489.
Revert "DB-2180: DoublePhaseRegionSplitPolicy"

This reverts commit d6f98093102d3f5bf1d28af6c1d901c4331ce4e5.
Revert "DB-1933 patch.3 addendum"

This reverts commit 67012533952da1b1f51414cd957712a7593cbf40.
Revert "DB-1933 V.3"

This reverts commit 825bd4fd76236286094f0e91369bbbbb1ede181c.
Revert "DB-1933 addedndum"

This reverts commit f274d556d2c3a43d21378d0f6945b1fe39318bc3.
Revert "DB-1933 patch - too many iterators in RegionCoprocessorHost"

This reverts commit 75df8aff112541ff8139a0173b77db7f40acacd2.