Update gems.

Gemfile.lock

@@ -3,11 +3,11 @@ GEM
   specs:
     addressable (2.7.0)
       public_suffix (>= 2.0.2, < 5.0)
-    airbrake (10.0.1)
+    airbrake (10.0.2)
       airbrake-ruby (~> 4.13)
-    airbrake-ruby (4.13.3)
+    airbrake-ruby (4.14.0)
       rbtree3 (~> 0.5)
-    backports (3.16.1)
+    backports (3.17.1)
     coderay (1.1.2)
     concurrent-ruby (1.1.6)
     crass (1.0.6)
@@ -21,15 +21,15 @@ GEM
     io-console (0.5.6)
     irb (1.2.3)
       reline (>= 0.0.1)
-    loofah (2.4.0)
+    loofah (2.5.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
-    method_source (0.9.2)
+    method_source (1.0.0)
     mini_portile2 (2.4.0)
     multi_json (1.14.1)
     mustermann (1.1.1)
       ruby2_keywords (~> 0.0.1)
-    newrelic_rpm (6.9.0.363)
+    newrelic_rpm (6.10.0.364)
     nio4r (2.5.2)
     nokogiri (1.10.9)
       mini_portile2 (~> 2.4.0)
@@ -39,13 +39,13 @@ GEM
     powder (0.4.0)
       thor (>= 0.11.5)
     prometheus-client (2.0.0)
-    pry (0.12.2)
-      coderay (~> 1.1.0)
-      method_source (~> 0.9.0)
+    pry (0.13.1)
+      coderay (~> 1.1)
+      method_source (~> 1.0)
     pry-remote (0.1.8)
       pry (~> 0.9)
       slop (~> 3.0)
-    public_suffix (4.0.3)
+    public_suffix (4.0.4)
     puma (4.3.3)
       nio4r (~> 2.0)
     rack (2.2.2)
@@ -77,7 +77,7 @@ GEM
     slop (3.6.0)
     thor (1.0.1)
     tilt (2.0.10)
-    tzinfo (2.0.1)
+    tzinfo (2.0.2)
       concurrent-ruby (~> 1.0)
     yajl-ruby (1.4.1)