diff --git a/Gemfile.lock b/Gemfile.lock
index 446d2fa..d92145c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -13,27 +13,30 @@ GEM
     celluloid (0.16.0)
       timers (~> 4.0.0)
     coderay (1.1.0)
-    coveralls (0.7.2)
-      multi_json (~> 1.3)
-      rest-client (= 1.6.7)
-      simplecov (>= 0.7)
-      term-ansicolor (= 1.2.2)
-      thor (= 0.18.1)
+    coveralls (0.7.11)
+      multi_json (~> 1.10)
+      rest-client (>= 1.6.8, < 2)
+      simplecov (~> 0.9.1)
+      term-ansicolor (~> 1.3)
+      thor (~> 0.19.1)
     crack (0.4.2)
       safe_yaml (~> 1.0.0)
     diff-lcs (1.2.5)
     docile (1.1.5)
     dotenv (1.0.2)
-    faraday (0.9.0)
+    faraday (0.9.1)
       multipart-post (>= 1.2, < 3)
     ffi (1.9.6)
     ffi2-generators (0.1.1)
     formatador (0.2.5)
-    guard (2.10.2)
+    guard (2.12.4)
       formatador (>= 0.2.4)
       listen (~> 2.7)
       lumberjack (~> 1.0)
+      nenv (~> 0.1)
+      notiffany (~> 0.0)
       pry (>= 0.9.12)
+      shellany (~> 0.0)
       thor (>= 0.18.1)
     guard-compat (1.1.0)
     guard-rspec (4.5.0)
@@ -45,15 +48,20 @@ GEM
       yard (>= 0.7.0)
     hitimes (1.2.2)
     htmlentities (4.3.2)
-    listen (2.8.3)
+    listen (2.9.0)
       celluloid (>= 0.15.2)
       rb-fsevent (>= 0.9.3)
       rb-inotify (>= 0.9)
     lumberjack (1.0.9)
     method_source (0.8.2)
     mime-types (2.4.3)
-    multi_json (1.10.1)
+    multi_json (1.11.0)
     multipart-post (2.0.0)
+    nenv (0.2.0)
+    netrc (0.10.3)
+    notiffany (0.0.6)
+      nenv (~> 0.1)
+      shellany (~> 0.0)
     pry (0.10.1)
       coderay (~> 1.1.0)
       method_source (~> 0.8.1)
@@ -64,20 +72,22 @@ GEM
     rb-inotify (0.9.5)
       ffi (>= 0.5.0)
     rb-readline (0.5.1)
-    rest-client (1.6.7)
-      mime-types (>= 1.16)
-    rspec (3.1.0)
-      rspec-core (~> 3.1.0)
-      rspec-expectations (~> 3.1.0)
-      rspec-mocks (~> 3.1.0)
-    rspec-core (3.1.7)
-      rspec-support (~> 3.1.0)
-    rspec-expectations (3.1.2)
+    rest-client (1.7.3)
+      mime-types (>= 1.16, < 3.0)
+      netrc (~> 0.7)
+    rspec (3.2.0)
+      rspec-core (~> 3.2.0)
+      rspec-expectations (~> 3.2.0)
+      rspec-mocks (~> 3.2.0)
+    rspec-core (3.2.2)
+      rspec-support (~> 3.2.0)
+    rspec-expectations (3.2.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.1.0)
-    rspec-mocks (3.1.3)
-      rspec-support (~> 3.1.0)
-    rspec-support (3.1.2)
+      rspec-support (~> 3.2.0)
+    rspec-mocks (3.2.1)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.2.0)
+    rspec-support (3.2.2)
     rubysl (2.1.0)
       rubysl-abbrev (~> 2.0)
       rubysl-base64 (~> 2.0)
@@ -279,18 +289,19 @@ GEM
     rubysl-yaml (2.0.4)
     rubysl-zlib (2.0.1)
     safe_yaml (1.0.4)
-    simplecov (0.9.1)
+    shellany (0.0.1)
+    simplecov (0.9.2)
       docile (~> 1.1.0)
       multi_json (~> 1.0)
-      simplecov-html (~> 0.8.0)
-    simplecov-html (0.8.0)
+      simplecov-html (~> 0.9.0)
+    simplecov-html (0.9.0)
     slop (3.6.0)
-    term-ansicolor (1.2.2)
-      tins (~> 0.8)
-    thor (0.18.1)
+    term-ansicolor (1.3.0)
+      tins (~> 1.0)
+    thor (0.19.1)
     timers (4.0.1)
       hitimes
-    tins (0.13.2)
+    tins (1.3.5)
     vcr (2.9.3)
     webmock (1.20.4)
       addressable (>= 2.3.6)