update comments

Author: davidmoten

src/main/java/rx/internal/operators/OnSubscribeRedo.java

@@ -351,8 +351,8 @@ public void onNext(Object t) {
                                 // that resubscription
 
                                 //TODO what if consumerCapacity increases now then we are in a situation where the
-                                // next call of request(n) will do nothing because of the c ==0 check in request(n) 
-                                // this would cause the stream to stall?
+                                // next call of request(n) will do nothing because of the c ==0 check in request(n).
+                                // this could cause the stream to stall? Fix might be to remove c==0 check?
                                 resumeBoundary.compareAndSet(false, true);
                             }
                         }
@@ -378,7 +378,7 @@ public void request(final long n) {
                 if (producer != null) {
                     // TODO what if at this point the subscription finishes and currentProducer 
                     // is set to null or even the next producer. The request would be added to consumerCapacity but
-                    // if it more requests only come after emission then this call to the old producer could produce 
+                    // if more requests only come after emission then this call to the old producer could produce 
                     // nothing and the stream would stall
                     producer.request(n);
                 } else