diff --git a/Gemfile b/Gemfile
index c6e33cd0..804835c0 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,15 +3,17 @@ ruby "2.2.0"
 
 gem 'slack-poster', '~> 1.0.1'
 gem "octokit", "~> 4.0"
-gem "sinatra"
-gem "thin"
+gem 'sinatra', '~> 1.4'
+gem 'thin', '~> 1.7'
+gem 'data_mapper', '~> 1.2'
+gem 'dm-postgres-adapter', '~> 1.2'
 
 group :test do
-  gem 'guard'
-  gem 'guard-rspec'
-  gem 'jsonlint'
-  gem 'rake'
-  gem 'rspec'
-  gem 'timecop'
-  gem 'pry-byebug'
+  gem 'guard', '~> 2.13'
+  gem 'guard-rspec', '~> 4.6'
+  gem 'jsonlint', '~> 0.1.0'
+  gem 'rake', '~> 11.2'
+  gem 'rspec', '~> 3.5'
+  gem 'timecop', '~> 0.8.1'
+  gem 'pry-byebug', '~> 3.4'
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index ce6452f0..2d5439d7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,16 +2,66 @@ GEM
   remote: https://rubygems.org/
   specs:
     addressable (2.3.8)
-    byebug (5.0.0)
-      columnize (= 0.9.0)
-    coderay (1.1.0)
-    columnize (0.9.0)
-    daemons (1.2.3)
+    bcrypt (3.1.11)
+    bcrypt-ruby (3.1.5)
+      bcrypt (>= 3.1.3)
+    byebug (9.0.5)
+    coderay (1.1.1)
+    daemons (1.2.4)
+    data_mapper (1.2.0)
+      dm-aggregates (~> 1.2.0)
+      dm-constraints (~> 1.2.0)
+      dm-core (~> 1.2.0)
+      dm-migrations (~> 1.2.0)
+      dm-serializer (~> 1.2.0)
+      dm-timestamps (~> 1.2.0)
+      dm-transactions (~> 1.2.0)
+      dm-types (~> 1.2.0)
+      dm-validations (~> 1.2.0)
+    data_objects (0.10.17)
+      addressable (~> 2.1)
     diff-lcs (1.2.5)
-    eventmachine (1.0.8)
+    dm-aggregates (1.2.0)
+      dm-core (~> 1.2.0)
+    dm-constraints (1.2.0)
+      dm-core (~> 1.2.0)
+    dm-core (1.2.1)
+      addressable (~> 2.3)
+    dm-do-adapter (1.2.0)
+      data_objects (~> 0.10.6)
+      dm-core (~> 1.2.0)
+    dm-migrations (1.2.0)
+      dm-core (~> 1.2.0)
+    dm-postgres-adapter (1.2.0)
+      dm-do-adapter (~> 1.2.0)
+      do_postgres (~> 0.10.6)
+    dm-serializer (1.2.2)
+      dm-core (~> 1.2.0)
+      fastercsv (~> 1.5)
+      json (~> 1.6)
+      json_pure (~> 1.6)
+      multi_json (~> 1.0)
+    dm-timestamps (1.2.0)
+      dm-core (~> 1.2.0)
+    dm-transactions (1.2.0)
+      dm-core (~> 1.2.0)
+    dm-types (1.2.2)
+      bcrypt-ruby (~> 3.0)
+      dm-core (~> 1.2.0)
+      fastercsv (~> 1.5)
+      json (~> 1.6)
+      multi_json (~> 1.0)
+      stringex (~> 1.4)
+      uuidtools (~> 2.1)
+    dm-validations (1.2.0)
+      dm-core (~> 1.2.0)
+    do_postgres (0.10.17)
+      data_objects (= 0.10.17)
+    eventmachine (1.2.0.1)
     faraday (0.9.1)
       multipart-post (>= 1.2, < 3)
-    ffi (1.9.10)
+    fastercsv (1.5.5)
+    ffi (1.9.14)
     formatador (0.2.5)
     guard (2.13.0)
       formatador (>= 0.2.4)
@@ -31,49 +81,51 @@ GEM
       json (~> 1.8)
       multi_xml (>= 0.5.2)
     json (1.8.3)
+    json_pure (1.8.3)
     jsonlint (0.1.0)
       oj (~> 2)
-    listen (3.0.3)
+    listen (3.0.5)
       rb-fsevent (>= 0.9.3)
       rb-inotify (>= 0.9)
-    lumberjack (1.0.9)
+    lumberjack (1.0.10)
     method_source (0.8.2)
+    multi_json (1.12.1)
     multi_xml (0.5.5)
     multipart-post (2.0.0)
-    nenv (0.2.0)
+    nenv (0.3.0)
     notiffany (0.0.8)
       nenv (~> 0.1)
       shellany (~> 0.0)
     octokit (4.0.1)
       sawyer (~> 0.6.0, >= 0.5.3)
-    oj (2.12.14)
-    pry (0.10.1)
+    oj (2.17.4)
+    pry (0.10.4)
       coderay (~> 1.1.0)
       method_source (~> 0.8.1)
       slop (~> 3.4)
-    pry-byebug (3.2.0)
-      byebug (~> 5.0)
+    pry-byebug (3.4.0)
+      byebug (~> 9.0)
       pry (~> 0.10)
     rack (1.6.4)
     rack-protection (1.5.3)
       rack
-    rake (10.4.2)
-    rb-fsevent (0.9.6)
-    rb-inotify (0.9.5)
+    rake (11.2.2)
+    rb-fsevent (0.9.7)
+    rb-inotify (0.9.7)
       ffi (>= 0.5.0)
-    rspec (3.3.0)
-      rspec-core (~> 3.3.0)
-      rspec-expectations (~> 3.3.0)
-      rspec-mocks (~> 3.3.0)
-    rspec-core (3.3.2)
-      rspec-support (~> 3.3.0)
-    rspec-expectations (3.3.1)
+    rspec (3.5.0)
+      rspec-core (~> 3.5.0)
+      rspec-expectations (~> 3.5.0)
+      rspec-mocks (~> 3.5.0)
+    rspec-core (3.5.3)
+      rspec-support (~> 3.5.0)
+    rspec-expectations (3.5.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.3.0)
-    rspec-mocks (3.3.2)
+      rspec-support (~> 3.5.0)
+    rspec-mocks (3.5.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.3.0)
-    rspec-support (3.3.0)
+      rspec-support (~> 3.5.0)
+    rspec-support (3.5.0)
     sawyer (0.6.0)
       addressable (~> 2.3.5)
       faraday (~> 0.8, < 0.10)
@@ -85,29 +137,33 @@ GEM
     slack-poster (1.0.1)
       httparty (~> 0.12)
     slop (3.6.0)
-    thin (1.6.4)
+    stringex (1.5.1)
+    thin (1.7.0)
       daemons (~> 1.0, >= 1.0.9)
       eventmachine (~> 1.0, >= 1.0.4)
-      rack (~> 1.0)
+      rack (>= 1, < 3)
     thor (0.19.1)
     tilt (2.0.1)
-    timecop (0.8.0)
+    timecop (0.8.1)
+    uuidtools (2.1.5)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
-  guard
-  guard-rspec
-  jsonlint
+  data_mapper (~> 1.2)
+  dm-postgres-adapter (~> 1.2)
+  guard (~> 2.13)
+  guard-rspec (~> 4.6)
+  jsonlint (~> 0.1.0)
   octokit (~> 4.0)
-  pry-byebug
-  rake
-  rspec
-  sinatra
+  pry-byebug (~> 3.4)
+  rake (~> 11.2)
+  rspec (~> 3.5)
+  sinatra (~> 1.4)
   slack-poster (~> 1.0.1)
-  thin
-  timecop
+  thin (~> 1.7)
+  timecop (~> 0.8.1)
 
 BUNDLED WITH
-   1.10.6
+   1.11.2