Merge pull request #1591 from ignisf/drop-therubyracer-dep

Remove the dependency on therubyracer

Gemfile

@@ -25,10 +25,6 @@ gem 'espeak-ruby', '>= 1.0.4' # Text-to-Voice
 gem 'nokogiri', '>= 1.7'
 gem 'rake'
 
-if RUBY_PLATFORM.downcase.include?('linux')
-  gem 'therubyracer', '0.12.3'
-end
-
 # SQLite support
 group :sqlite do
   gem 'dm-sqlite-adapter'

README.md

@@ -41,6 +41,7 @@ Requirements
 * Operating System: Mac OSX 10.5.0 or higher / modern Linux
 * [Ruby](http://ruby-lang.org): 2.3 or newer
 * [SQLite](http://sqlite.org): 3.x
+* [Node.js] (https://nodejs.org): 6 or newer
 * The gems listed in the Gemfile: https://github.com/beefproject/beef/blob/master/Gemfile
 * brew install selenium-server-standalone (See https://github.com/shvets/selenium)