Updates the GemFile to enable Travis CI

Gemfile.lock

@@ -40,26 +40,55 @@ GEM
       netrc (= 0.7.8)
     cocoapods-try (0.4.3)
     colored (1.2)
+    coveralls (0.8.0)
+      multi_json (~> 1.10)
+      rest-client (>= 1.6.8, < 2)
+      simplecov (~> 0.9.1)
+      term-ansicolor (~> 1.3)
+      thor (~> 0.19.1)
+    docile (1.1.5)
+    domain_name (0.5.24)
+      unf (>= 0.0.5, < 1.0.0)
     escape (0.0.4)
     fuzzy_match (2.0.4)
+    http-cookie (1.0.2)
+      domain_name (~> 0.5)
     i18n (0.7.0)
     json (1.8.2)
+    mime-types (2.4.3)
     mini_portile (0.6.0)
     minitest (5.6.0)
     molinillo (0.2.3)
+    multi_json (1.11.0)
     nap (0.8.0)
     netrc (0.7.8)
     nokogiri (1.6.3.1)
       mini_portile (= 0.6.0)
     open4 (1.3.4)
     rake (10.4.2)
+    rest-client (1.8.0)
+      http-cookie (>= 1.0.2, < 2.0)
+      mime-types (>= 1.16, < 3.0)
+      netrc (~> 0.7)
+    simplecov (0.9.2)
+      docile (~> 1.1.0)
+      multi_json (~> 1.0)
+      simplecov-html (~> 0.9.0)
+    simplecov-html (0.9.0)
     slather (1.7.0)
       clamp (~> 0.6)
       nokogiri (~> 1.6.3)
       xcodeproj (~> 0.23.0)
+    term-ansicolor (1.3.0)
+      tins (~> 1.0)
+    thor (0.19.1)
     thread_safe (0.3.5)
+    tins (1.3.5)
     tzinfo (1.2.2)
       thread_safe (~> 0.1)
+    unf (0.1.4)
+      unf_ext
+    unf_ext (0.0.7.1)
     xcodeproj (0.23.1)
       activesupport (>= 3)
       colored (~> 1.2)
@@ -74,5 +103,7 @@ PLATFORMS
 DEPENDENCIES
   cocoapods (>= 0.35.0)
   cocoapods-coverage (>= 0.2.0)
+  coveralls
   nokogiri (= 1.6.3.1)
+  slather (~> 1.7.0)
   xcpretty