SERVER-13438 Handle syslog case of systemLog.destination properly
(cherry picked from commit 9d2e260f329696f22a75717510b106ea8c34c1f5)
SERVER-13379 Fixing parsed naming of jsonp option in mongos
(cherry picked from commit 7863f05cb1cdb2d56d1f31928ec10521ac4f55f6)
Merge remote-tracking branch 'upstream/v2.6' into v2.6