buildbot stale_clustered.js wait for cleanup from implicit migration with shardgo
SERVER-8689, SERVER-8691

Temporarily disable flaky tests shard_insert_getlasterror_w2.js and
replReads.js
BUMP 2.4.0-rc1
post 2.4.0-rc1
SERVER-8624: make reduce arguments mutable
SERVER-8520 Do not show startupWarnings at shell startup if --quiet

Suppress automatic display of server's startupWarnings when starting
the shell if --quiet has been specified on the command line or if
input has been redirected.
Created stop word lists from snowball site
Changed stop words files to the snowball stop lists
Added Asya's russian stoplist
Added Edouard's new french list
Removed 'c' and 's' from the french stop word list
Added words from Gianfranco
Removed old snowball files
Removed duplicates from norwegian list, also changed ordering for a single word
Added Thomas' German snowball list