diff --git a/Gemfile.lock b/Gemfile.lock
deleted file mode 100644
index a240dc8..0000000
--- a/Gemfile.lock
+++ /dev/null
@@ -1,106 +0,0 @@
-PATH
-  remote: .
-  specs:
-    announcement (0.0.1)
-      mongoid (= 4.0.0.beta1)
-      rails (~> 4.1.0.rc2)
-
-GEM
-  remote: https://rubygems.org/
-  specs:
-    actionmailer (4.1.0.rc2)
-      actionpack (= 4.1.0.rc2)
-      actionview (= 4.1.0.rc2)
-      mail (~> 2.5.4)
-    actionpack (4.1.0.rc2)
-      actionview (= 4.1.0.rc2)
-      activesupport (= 4.1.0.rc2)
-      rack (~> 1.5.2)
-      rack-test (~> 0.6.2)
-    actionview (4.1.0.rc2)
-      activesupport (= 4.1.0.rc2)
-      builder (~> 3.1)
-      erubis (~> 2.7.0)
-    activemodel (4.1.0.rc2)
-      activesupport (= 4.1.0.rc2)
-      builder (~> 3.1)
-    activerecord (4.1.0.rc2)
-      activemodel (= 4.1.0.rc2)
-      activesupport (= 4.1.0.rc2)
-      arel (~> 5.0.0)
-    activesupport (4.1.0.rc2)
-      i18n (~> 0.6, >= 0.6.9)
-      json (~> 1.7, >= 1.7.7)
-      minitest (~> 5.1)
-      thread_safe (~> 0.1)
-      tzinfo (~> 1.1)
-    arel (5.0.0)
-    atomic (1.1.16)
-    bson (2.2.1)
-    builder (3.2.2)
-    connection_pool (2.0.0)
-    erubis (2.7.0)
-    hike (1.2.3)
-    i18n (0.6.9)
-    json (1.8.1)
-    mail (2.5.4)
-      mime-types (~> 1.16)
-      treetop (~> 1.4.8)
-    mime-types (1.25.1)
-    minitest (5.3.1)
-    mongoid (4.0.0.beta1)
-      activemodel (>= 4.0.0)
-      moped (~> 2.0.beta6)
-      origin (~> 2.1)
-      tzinfo (>= 0.3.37)
-    moped (2.0.0.rc1)
-      bson (~> 2.2)
-      connection_pool (~> 2.0)
-      optionable (~> 0.2.0)
-    multi_json (1.9.2)
-    optionable (0.2.0)
-    origin (2.1.1)
-    polyglot (0.3.4)
-    rack (1.5.2)
-    rack-test (0.6.2)
-      rack (>= 1.0)
-    rails (4.1.0.rc2)
-      actionmailer (= 4.1.0.rc2)
-      actionpack (= 4.1.0.rc2)
-      actionview (= 4.1.0.rc2)
-      activemodel (= 4.1.0.rc2)
-      activerecord (= 4.1.0.rc2)
-      activesupport (= 4.1.0.rc2)
-      bundler (>= 1.3.0, < 2.0)
-      railties (= 4.1.0.rc2)
-      sprockets-rails (~> 2.0.0)
-    railties (4.1.0.rc2)
-      actionpack (= 4.1.0.rc2)
-      activesupport (= 4.1.0.rc2)
-      rake (>= 0.8.7)
-      thor (>= 0.18.1, < 2.0)
-    rake (10.2.2)
-    sprockets (2.12.0)
-      hike (~> 1.2)
-      multi_json (~> 1.0)
-      rack (~> 1.0)
-      tilt (~> 1.1, != 1.3.0)
-    sprockets-rails (2.0.1)
-      actionpack (>= 3.0)
-      activesupport (>= 3.0)
-      sprockets (~> 2.8)
-    thor (0.19.1)
-    thread_safe (0.3.1)
-      atomic (>= 1.1.7, < 2)
-    tilt (1.4.1)
-    treetop (1.4.15)
-      polyglot
-      polyglot (>= 0.3.1)
-    tzinfo (1.1.0)
-      thread_safe (~> 0.1)
-
-PLATFORMS
-  ruby
-
-DEPENDENCIES
-  announcement!