Update coveralls to version 0.8.22

Gemfile.lock

@@ -87,12 +87,12 @@ GEM
     columnize (0.9.0)
     concurrent-ruby (1.0.5)
     concurrent-ruby (1.0.5-java)
-    coveralls (0.8.2)
-      json (~> 1.8)
-      rest-client (>= 1.6.8, < 2)
-      simplecov (~> 0.10.0)
+    coveralls (0.8.22)
+      json (>= 1.8, < 3)
+      simplecov (~> 0.16.1)
       term-ansicolor (~> 1.3)
-      thor (~> 0.19.1)
+      thor (~> 0.19.4)
+      tins (~> 1.6)
     crass (1.0.4)
     css_parser (1.3.6)
       addressable
@@ -106,8 +106,8 @@ GEM
       responders
       warden (~> 1.2.3)
     diff-lcs (1.3)
-    docile (1.1.5)
-    domain_name (0.5.24)
+    docile (1.3.1)
+    domain_name (0.5.20180417)
       unf (>= 0.0.5, < 1.0.0)
     dotenv (2.0.2)
     dotenv-rails (2.0.2)
@@ -143,20 +143,19 @@ GEM
     haml (4.0.7)
       tilt
     hashie (3.5.7)
-    hipchat (1.5.1)
+    hipchat (1.6.0)
       httparty
       mimemagic
-    hoi (0.0.6)
-      httparty (> 0.6.0)
-      json (> 1.4.0)
+    hoi (0.0.7)
+      httparty
+      json
     hoptoad_notifier (2.4.11)
       activesupport
       builder
     htmlentities (4.3.4)
-    http-cookie (1.0.2)
+    http-cookie (1.0.3)
       domain_name (~> 0.5)
-    httparty (0.13.5)
-      json (~> 1.8)
+    httparty (0.16.2)
       multi_xml (>= 0.5.2)
     i18n (0.9.5)
       concurrent-ruby (~> 1.0)
@@ -166,8 +165,8 @@ GEM
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
-    json (1.8.6)
-    json (1.8.6-java)
+    json (2.1.0)
+    json (2.1.0-java)
     jwt (1.5.1)
     kaminari (0.16.3)
       actionpack (>= 3.0.0)
@@ -188,8 +187,10 @@ GEM
       rack-contrib (~> 1.1)
       railties (>= 3.0.0, < 5.0.0)
     method_source (0.8.2)
-    mime-types (2.99.3)
-    mimemagic (0.3.0)
+    mime-types (3.1)
+      mime-types-data (~> 3.2015)
+    mime-types-data (3.2016.0521)
+    mimemagic (0.3.2)
     mini_portile2 (2.3.0)
     minitest (5.11.3)
     mongo (2.6.0)
@@ -210,12 +211,12 @@ GEM
       rails (>= 4.2.0)
       railties (>= 4.2.0)
     multi_json (1.13.1)
-    multi_xml (0.5.5)
+    multi_xml (0.6.0)
     multipart-post (2.0.0)
     net-scp (1.2.1)
       net-ssh (>= 2.6.5)
     net-ssh (4.2.0)
-    netrc (0.10.3)
+    netrc (0.11.0)
     nokogiri (1.8.4)
       mini_portile2 (~> 2.3.0)
     nokogiri (1.8.4-java)
@@ -326,10 +327,10 @@ GEM
     responders (2.4.0)
       actionpack (>= 4.2.0, < 5.3)
       railties (>= 4.2.0, < 5.3)
-    rest-client (1.8.0)
+    rest-client (2.0.2)
       http-cookie (>= 1.0.2, < 2.0)
-      mime-types (>= 1.16, < 3.0)
-      netrc (~> 0.7)
+      mime-types (>= 1.16, < 4.0)
+      netrc (~> 0.8)
     ri_cal (0.8.8)
     rspec (3.5.0)
       rspec-core (~> 3.5.0)
@@ -385,11 +386,11 @@ GEM
     sawyer (0.7.0)
       addressable (>= 2.3.5, < 2.5)
       faraday (~> 0.8, < 0.10)
-    simplecov (0.10.0)
-      docile (~> 1.1.0)
-      json (~> 1.8)
+    simplecov (0.16.1)
+      docile (~> 1.1)
+      json (>= 1.8, < 3)
       simplecov-html (~> 0.10.0)
-    simplecov-html (0.10.0)
+    simplecov-html (0.10.2)
     slop (3.6.0)
     spoon (0.0.4)
       ffi
@@ -405,7 +406,7 @@ GEM
       net-ssh (>= 2.8.0)
     sucker_punch (2.0.4)
       concurrent-ruby (~> 1.0.0)
-    term-ansicolor (1.3.2)
+    term-ansicolor (1.6.0)
       tins (~> 1.0)
     therubyracer (0.12.3)
       libv8 (~> 3.16.14.15)
@@ -415,7 +416,7 @@ GEM
     thread_safe (0.3.6-java)
     tilt (2.0.8)
     timecop (0.7.4)
-    tins (1.6.0)
+    tins (1.16.3)
     tzinfo (1.2.5)
       thread_safe (~> 0.1)
     uglifier (2.7.2)
@@ -425,7 +426,7 @@ GEM
     unf (0.1.4)
       unf_ext
     unf (0.1.4-java)
-    unf_ext (0.0.7.1)
+    unf_ext (0.0.7.5)
     unicode-display_width (1.4.0)
     useragent (0.14.0)
     warden (1.2.7)