Gemfile.lock in slackdo-0.2.3 vs Gemfile.lock in slackdo-0.3.0

@@ -1,18 +1,48 @@
 PATH
   remote: .
   specs:
-    slackdo (0.2.3)
+    slackdo (0.3.0)
       highline
+      json
+      ruby-trello
       slack-notifier
 
 GEM
   remote: https://rubygems.org/
   specs:
+    activemodel (5.1.4)
+      activesupport (= 5.1.4)
+    activesupport (5.1.4)
+      concurrent-ruby (~> 1.0, >= 1.0.2)
+      i18n (~> 0.7)
+      minitest (~> 5.1)
+      tzinfo (~> 1.1)
+    addressable (2.5.2)
+      public_suffix (>= 2.0.2, < 4.0)
+    concurrent-ruby (1.0.5)
     diff-lcs (1.3)
+    domain_name (0.5.20170404)
+      unf (>= 0.0.5, < 1.0.0)
     highline (1.7.8)
+    http-cookie (1.0.3)
+      domain_name (~> 0.5)
+    i18n (0.9.1)
+      concurrent-ruby (~> 1.0)
+    json (2.1.0)
+    mime-types (3.1)
+      mime-types-data (~> 3.2015)
+    mime-types-data (3.2016.0521)
+    minitest (5.10.3)
+    netrc (0.11.0)
+    oauth (0.5.3)
+    public_suffix (3.0.0)
     rake (10.5.0)
+    rest-client (2.0.2)
+      http-cookie (>= 1.0.2, < 2.0)
+      mime-types (>= 1.16, < 4.0)
+      netrc (~> 0.8)
     rspec (3.7.0)
       rspec-core (~> 3.7.0)
       rspec-expectations (~> 3.7.0)
       rspec-mocks (~> 3.7.0)
     rspec-core (3.7.0)
@@ -22,10 +52,22 @@
       rspec-support (~> 3.7.0)
     rspec-mocks (3.7.0)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.7.0)
     rspec-support (3.7.0)
+    ruby-trello (2.0.0)
+      activemodel (>= 3.2.0)
+      addressable (~> 2.3)
+      json
+      oauth (>= 0.4.5)
+      rest-client (>= 1.8.0)
     slack-notifier (2.3.1)
+    thread_safe (0.3.6)
+    tzinfo (1.2.4)
+      thread_safe (~> 0.1)
+    unf (0.1.4)
+      unf_ext
+    unf_ext (0.0.7.4)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES