diff --git a/.gitignore b/.gitignore
index 9186e12..b34f7ec 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,6 +11,11 @@
 /db/*.sqlite3
 
 # Ignore all logfiles and tempfiles.
+.DS_Store
+package-lock.json
 /log/*.log.*
 /log/*.log
 /tmp
+/config/app_environment_variables.rb
+vendor/.DS_Store
+vendor/bundle/
diff --git a/.ruby-version b/.ruby-version
new file mode 100644
index 0000000..633c00d
--- /dev/null
+++ b/.ruby-version
@@ -0,0 +1 @@
+2.0.0-p648
diff --git a/Gemfile.lock b/Gemfile.lock
index 991fc0d..7e263da 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -188,7 +188,7 @@ GEM
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 4.0)
       netrc (~> 0.8)
-    rollbar (2.16.2)
+    rollbar (2.16.3)
       multi_json
     rubyzip (1.2.1)
     sass (3.2.14)
@@ -204,7 +204,7 @@ GEM
       multi_json (~> 1.0)
       rack (~> 1.0)
       tilt (~> 1.1, != 1.3.0)
-    sshkit (1.16.1)
+    sshkit (1.17.0)
       net-scp (>= 1.1.2)
       net-ssh (>= 2.8.0)
     therubyracer (0.12.3)
@@ -221,7 +221,7 @@ GEM
       rack-accept (~> 0.4)
       tilt (>= 1.4, < 3)
     tzinfo (0.3.54)
-    uglifier (4.1.14)
+    uglifier (4.1.16)
       execjs (>= 0.3.0, < 3)
     underscore-rails (1.8.3)
     unf (0.1.4)
@@ -275,4 +275,4 @@ DEPENDENCIES
   yaml_db
 
 BUNDLED WITH
-   1.16.2
+   1.16.3
diff --git a/config/application.yml b/config/application.yml
index a863ce3..4a1d7e2 100644
--- a/config/application.yml
+++ b/config/application.yml
@@ -1,15 +1,15 @@
 defaults: &defaults
 
 development:
-  app_id: "REPLACE_ME"
-  app_secret: "REPLACE_ME"
-  callback_url: "http://localhost:3000/session/callback"
-  aws_key: "REPLACE_ME"
-  aws_secret: "REPLACE_ME"
-  cloudwatch_key: "REPLACE_ME"
-  cloudwatch_secret: "REPLACE_ME"
-  google_maps_key: "REPLACE_ME"
-  s3_bucket: "REPLACE_ME"
+  app_id: "<%= ENV['FOURSQUARE_CLIENT_ID'] %>"
+  app_secret: "<%= ENV['FOURSQUARE_CLIENT_SECRET'] %>"
+  callback_url: "<%= ENV['OAUTH_CALLBACK'] %>"
+  aws_key: "<%= ENV['AWS_KEY'] %>"
+  aws_secret: "<%= ENV['AWS_SECRET'] %>"
+  cloudwatch_key: "<%= ENV['CLOUDWATCH_KEY'] %>"
+  cloudwatch_secret: "<%= ENV['CLOUDWATCH_SECRET'] %>"
+  google_maps_key: "<%= ENV['GOOGLE_MAPS_KEY'] %>"
+  s3_bucket: "<%= ENV['AWS_S3_BUCKET'] %>"
 
 test:
 
diff --git a/config/database.yml b/config/database.yml
index 6431285..1d26f4f 100644
--- a/config/database.yml
+++ b/config/database.yml
@@ -4,11 +4,11 @@
 #   Ensure the SQLite 3 gem is defined in your Gemfile
 #   gem 'sqlite3'
 development:
-  adapter: mysql2
-  database: REPLACE_ME
-  username: REPLACE_ME
-  password: REPLACE_ME
-  host: localhost
+  adapter: "<%= ENV['DB_ADAPTER'] %>"
+  database: "<%= ENV['DB_DATABASE'] %>"
+  username: "<%= ENV['DB_USERNAME'] %>"
+  password: "<%= ENV['DB_PASSWORD'] %>"
+  host: "<%= ENV['DB_HOST'] %>"
 
 # Warning: The database defined as "test" will be erased and
 # re-generated from your development database when you run "rake".
@@ -23,10 +23,10 @@ production:
   adapter: mysql2
   database: REPLACE_ME
   username: REPLACE_ME
-  password: REPLACE_ME 
+  password: REPLACE_ME
   host: localhost
 
-beta: 
+beta:
   adapter: mysql2
   database: REPLACE_ME
   username: REPLACE_ME
diff --git a/config/environment.rb b/config/environment.rb
index 281b8ea..a382047 100644
--- a/config/environment.rb
+++ b/config/environment.rb
@@ -1,5 +1,10 @@
 # Load the rails application
 require File.expand_path('../application', __FILE__)
 
+# Load the app's custom environment variables here, so that they are loaded before environments/*.rb
+# via https://stackoverflow.com/questions/4911607/is-it-possible-to-set-env-variables-for-rails-development-environment-in-my-code/11765775#11765775
+app_environment_variables = File.join(Rails.root, 'config', 'app_environment_variables.rb')
+load(app_environment_variables) if File.exists?(app_environment_variables)
+
 # Initialize the rails application
 Foursweep::Application.initialize!
diff --git a/config/initializers/abstract_mysql2_adapter.rb b/config/initializers/abstract_mysql2_adapter.rb
new file mode 100644
index 0000000..4df9c29
--- /dev/null
+++ b/config/initializers/abstract_mysql2_adapter.rb
@@ -0,0 +1,5 @@
+require 'active_record/connection_adapters/mysql2_adapter'
+
+class ActiveRecord::ConnectionAdapters::Mysql2Adapter
+  NATIVE_DATABASE_TYPES[:primary_key] = "int(11) auto_increment PRIMARY KEY"
+end
diff --git a/config/initializers/rollbar.rb b/config/initializers/rollbar.rb
index e1c4da4..e52f25c 100644
--- a/config/initializers/rollbar.rb
+++ b/config/initializers/rollbar.rb
@@ -2,7 +2,7 @@
 
 Rollbar.configure do |config|
   config.enabled = false
-  config.access_token = 'REPLACE_ME'
+  config.access_token = ENV['ROLLBAR_ACCESS_TOKEN']
   config.exception_level_filters.merge!('ActionController::RoutingError' => 'ignore')
   config.dj_threshold = 5
 
diff --git a/config/initializers/secret_token.rb b/config/initializers/secret_token.rb
index 7bb23b9..06e0629 100644
--- a/config/initializers/secret_token.rb
+++ b/config/initializers/secret_token.rb
@@ -4,4 +4,4 @@
 # If you change this key, all old signed cookies will become invalid!
 # Make sure the secret is at least 30 characters and all random,
 # no regular words or you'll be exposed to dictionary attacks.
-Foursweep::Application.config.secret_token = 'REPLACE_ME'
+Foursweep::Application.config.secret_token = ENV['APP_SECRET']