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

This reverts commit 8fa6722e5b618b5819f205974a3b35248d15f4d7.
Revert "DB-2244 Two phase split policy with condition"

This reverts commit e0c941b10b1f29016cea467db45c53fcedef85f4.
Revert "DB-2180 renamed main class"

This reverts commit f15e40ba7b4c6b17af53fc6c764660bd208bdae4.
Revert "DB-2175 fix"

This reverts commit 025fab9bb05e7b879ce0396a378c9d2124110dcf.
Revert "DB-2180 fix"

This reverts commit 4faecaa9ecd5c212ec71e8783f047cb2f7a0830e.
Revert "DB-1933 patch"

This reverts commit 92b181150457da5b17db241e79b99dc9befd30fc.