Clarify what consensus/majority means (#259)

Author: dwijnand

src/github/nag.rs

@@ -1138,8 +1138,9 @@ impl<'a> RfcBotComment<'a> {
                     }
                 }
 
-                msg.push_str("\nOnce a majority of reviewers approve (and none object), this will enter its final ");
-                msg.push_str("comment period. If you spot a major issue that hasn't been raised ");
+                msg.push_str("\nOnce a majority of reviewers approve (and at most 2 approvals are outstanding), ");
+                msg.push_str("this will enter its final comment period. ");
+                msg.push_str("If you spot a major issue that hasn't been raised ");
                 msg.push_str("at any point in this process, please speak up!\n");
 
                 msg.push_str("\nSee [this document](");