SERVER-15915 Make isself check block until we're listening for incoming network requests
SERVER-10670 Add missed status return value check from initializeUserPrivilegesFromUserDocument

Closes #851

Signed-off-by: Benety Goh <benety@mongodb.com>
SERVER-15905 Ensure Initial Sync uses the same source when fetching oplog and missing docs
Merge remote-tracking branch 'upstream/master'