BUMP legacy-0.10.0
minor: update some documentation details
minor: fix spelling errors in write_result.h
CXX-183 Add save method to dbclientinterface
CXX-187 Add distinct helper
post legacy-0.10.0
CXX-98 Add findAndModify helper
CXX-255 Backport server r2.7.1..r2.7.2 changes
CXX-188 Add parallel scan helper
CXX-191 Add createCollectionWithOptions helper
CXX-264 merge SERVER-14357 from upstream

SERVER-14357: Add support for top level JSON Array