Update dependencies (May 2016)

Resolves #1553
- Highlights:
  - Update Ruby to 2.2.5
  - Update Devise to v4.1
  - Update Capybara to v2.7
- Email validators are now more permissive due to Devise update
- Capybara matchers no longer return hidden inputs by default
- Several new rubocop cops were implemented and dealt with

.rubocop.yml

@@ -1,5 +1,4 @@
 AllCops:
-  RunRailsCops: true
   Include:
     - '**/Rakefile'
     - '**/config.ru'
@@ -33,4 +32,6 @@ TrivialAccessors:
   AllowPredicates: true
 # allow has_and_belongs_to_many
 HasAndBelongsToMany:
-  Enabled: false
+  Enabled: false
+Rails:
+  Enabled: true

.ruby-version

@@ -1 +1 @@
-2.2.3
+2.2.5

Gemfile

@@ -1,20 +1,20 @@
 source 'https://rubygems.org'
 
-ruby '2.2.3' # Version in .ruby-version must match
+ruby '2.2.5' # Version in .ruby-version must match
 
 # standard gems
-gem 'rails', '~> 4.2.5'
-gem 'mysql2', '~> 0.4.2'
-gem 'rake', '~> 10.4.2'
+gem 'rails', '~> 4.2.6'
+gem 'mysql2', '~> 0.4.4'
+gem 'rake', '~> 11.1.2'
 gem 'jbuilder', '~> 2.4.0'
 
 # simulate environment variables
-gem 'dotenv-rails', '~> 2.0.2', :require => 'dotenv/rails-now'
+gem 'dotenv-rails', '~> 2.1.1', :require => 'dotenv/rails-now'
 
 # authentication / authorization
-gem 'devise', '~> 3.5.3'
-gem 'devise_cas_authenticatable', '~> 1.7.1'
-gem 'cancancan', '~> 1.13.1'
+gem 'devise', '~> 4.1.1'
+gem 'devise_cas_authenticatable', '~> 1.9.1'
+gem 'cancancan', '~> 1.14.0'
 
 # scheduling
 gem 'whenever', '~> 0.9.4'
@@ -23,33 +23,33 @@ gem 'whenever', '~> 0.9.4'
 gem 'rails_admin', '~> 0.8.1'
 
 # ldap integration
-gem 'net-ldap', '~> 0.13.0'
+gem 'net-ldap', '~> 0.14.0'
 
 # attachments
-gem 'paperclip', '~> 4.3.2'
+gem 'paperclip', '~> 4.3.6'
 
 # for exporting multiple files
-gem 'rubyzip', '~> 1.1.7'
+gem 'rubyzip', '~> 1.2.0'
 
 # soft deletion
-gem 'permanent_records', '~> 4.1.0'
+gem 'permanent_records', '~> 4.1.5'
 gem 'nilify_blanks', '~> 1.2.1'
 
 # ui
-gem 'jquery-rails', '~> 4.0.5'
+gem 'jquery-rails', '~> 4.1.1'
 gem 'jquery-ui-rails', '~> 5.0.5'
-gem 'jquery-datatables-rails', '~> 3.3.0'
-gem 'fullcalendar-rails', '~> 2.5.0.0'
-gem 'momentjs-rails', '~> 2.10.6'
+gem 'jquery-datatables-rails', '~> 3.4.0'
+gem 'fullcalendar-rails', '~> 2.6.1.0'
+gem 'momentjs-rails', '~> 2.11.1'
 gem 'rails4-autocomplete', '~> 1.1.1'
-gem 'select2-rails', '~> 4.0.1'
+gem 'select2-rails', '~> 4.0.2'
 gem 'kaminari', '~> 0.16.3'
 gem 'draper', '~> 2.1.0'
-gem 'inline_svg', '~> 0.6.2'
+gem 'inline_svg', '~> 0.7.0'
 
 # forms / formatting
 gem 'simple_form', '~> 3.2.1'
-gem 'cocoon', '~> 1.2.6'
+gem 'cocoon', '~> 1.2.9'
 gem 'redcarpet', '~> 3.3.4'
 
 # iCalendar export
@@ -58,48 +58,48 @@ gem 'icalendar', '~> 2.3.0'
 group :development, :test do
   gem 'pry', '~> 0.10.3'
   gem 'pry-rails', '~> 0.3.4'
-  gem 'pry-byebug', '~> 3.3.0'
+  gem 'pry-byebug', '~> 3.4.0'
   gem 'pry-stack_explorer', '~> 0.4.9.2'
   gem 'pry-remote', '~> 0.1.8'
   gem 'letter_opener', '~> 1.4.1'
   gem 'letter_opener_web', '~> 1.3.0'
-  gem 'factory_girl_rails', '~> 4.5.0'
-  gem 'rspec-rails', '~> 3.4.0'
-  gem 'shoulda-matchers', '~> 3.0.1'
-  gem 'capybara', '~> 2.5.0'
-  gem 'capybara-webkit', '~> 1.7.1'
-  gem 'guard-rspec', '~> 4.6.4'
-  gem 'spring', '~> 1.6.2'
+  gem 'factory_girl_rails', '~> 4.7.0'
+  gem 'rspec-rails', '~> 3.4.2'
+  gem 'shoulda-matchers', '~> 3.1.1'
+  gem 'capybara', '~> 2.7.1'
+  gem 'capybara-webkit', '~> 1.11.1'
+  gem 'guard-rspec', '~> 4.6.5'
+  gem 'spring', '~> 1.7.1'
   gem 'spring-commands-rspec', '~> 1.0.4'
   gem 'fuubar', '~> 2.0.0'
-  gem 'guard-livereload', '~> 2.5.1'
-  gem 'capistrano', '3.4.0', require: false
+  gem 'guard-livereload', '~> 2.5.2'
+  gem 'capistrano', '3.5.0', require: false
   gem 'capistrano-bundler', '~> 1.1.4', require: false
-  gem 'capistrano-rails', '~> 1.1.5', require: false
+  gem 'capistrano-rails', '~> 1.1.6', require: false
   gem 'capistrano-rvm', '~> 0.1.2', require: false
   gem 'highline', '~> 1.7.8', require: false
   gem 'awesome_print', '~> 1.6.1'
-  gem 'codeclimate-test-reporter', '~> 0.4.8'
-  gem 'database_cleaner', '~> 1.5.1'
-  gem 'rubocop', '~> 0.35.1', require: false
+  gem 'codeclimate-test-reporter', '~> 0.5.0'
+  gem 'database_cleaner', '~> 1.5.3'
+  gem 'rubocop', '~> 0.40.0', require: false
 end
 
 group :development, :test, :heroku do
   # seed script gems
-  gem 'ffaker', '~> 2.1.0', require: false
-  gem 'ruby-progressbar', '~> 1.7.5', require: false
+  gem 'ffaker', '~> 2.2.0', require: false
+  gem 'ruby-progressbar', '~> 1.8.1', require: false
 end
 
 # assets
 gem 'sass-rails', '~> 5.0.4'
 gem 'coffee-rails', '~> 4.1.1'
-gem 'uglifier', '~> 2.7.2'
+gem 'uglifier', '~> 3.0.0'
 gem 'bootstrap-sass', '~> 3.3.6'
-gem 'font-awesome-rails', '~> 4.5.0'
+gem 'font-awesome-rails', '~> 4.6.2.0'
 
 group :development do
   gem 'thin', '~> 1.6.4'
-  gem 'rack-mini-profiler', '~> 0.9.8'
+  gem 'rack-mini-profiler', '~> 0.9.9'
   gem 'bullet', '~> 5.0.0'
 end
 
@@ -110,8 +110,8 @@ end
 
 group :heroku do
   gem 'pg', '~> 0.18.4'
-  gem 'unicorn', '~> 5.0.1'
-  gem 'rack-timeout', '~> 0.3.2'
+  gem 'unicorn', '~> 5.1.0'
+  gem 'rack-timeout', '~> 0.4.2'
   gem 'aws-sdk', '< 2.0'
   gem 'rails_12factor', '~> 0.0.3'
 end