Bump Iris.

opam

@@ -6,5 +6,5 @@ install: [make "install"]
 remove: ["rm" "-rf" "'%{lib}%/coq/user-contrib/fri"]
 depends: [
   "coq" { (>= "8.7.2") | (= "dev") }
-  "coq-iris"  { (= "dev.2019-06-26.0.ad3e5066") | (= "dev") }
+  "coq-iris"  { (= "dev.2019-08-13.5.c1d6ef7f") | (= "dev") }
 ]

theories/algebra/gmap.v

@@ -141,7 +141,7 @@ Proof.
     set (f i := cmra_extend n (m !! i) (m1 !! i) (m2 !! i) (Hm i) (Hm12' i)).
     set (f_proj i := proj1_sig (f i)).
     exists (map_imap (λ i _, (f_proj i).1) m, map_imap (λ i _, (f_proj i).2) m);
-      repeat split; intros i; rewrite /= ?lookup_op !lookup_imap.
+      repeat split; intros i; rewrite /= ?lookup_op !map_lookup_imap.
     + destruct (m !! i) as [x|] eqn:Hx; rewrite !Hx /=; [|constructor].
       rewrite -Hx; apply (proj2_sig (f i)).
     + destruct (m !! i) as [x|] eqn:Hx; rewrite /=; [apply (proj2_sig (f i))|].