WPSTools updated to respect ruby standards according to rubocop

lib/wpstools/wpstools_helper.rb

@@ -1,3 +1,4 @@
+# encoding: UTF-8
 #--
 # WPScan - WordPress Security Scanner
 # Copyright (C) 2012-2013
@@ -19,33 +20,33 @@
 require File.expand_path(File.dirname(__FILE__) + '/../common_helper')
 
 require_files_from_directory(WPSTOOLS_LIB_DIR)
-require_files_from_directory(WPSTOOLS_PLUGINS_DIR, "**/*.rb")
+require_files_from_directory(WPSTOOLS_PLUGINS_DIR, '**/*.rb')
 
-def usage()
+def usage
   script_name = $0
   puts
-  puts "-h for further help."
+  puts '-h for further help.'
   puts
-  puts "Examples:"
+  puts 'Examples:'
   puts
   puts "- Generate a new 'most popular' plugin list, up to 150 pages ..."
   puts "ruby #{script_name} --generate-plugin-list 150"
   puts
-  puts "- Generate a new full plugin list"
+  puts '- Generate a new full plugin list'
   puts "ruby #{script_name} --generate-full-plugin-list"
   puts
   puts "- Generate a new 'most popular' theme list, up to 150 pages ..."
   puts "ruby #{script_name} --generate-theme-list 150"
   puts
-  puts "- Generate a new full theme list"
+  puts '- Generate a new full theme list'
   puts "ruby #{script_name} --generate-full-theme-list"
   puts
-  puts "- Generate all list"
+  puts '- Generate all list'
   puts "ruby #{script_name} --generate-all"
   puts
-  puts "Locally scan a wordpress installation for vulnerable files or shells"
+  puts 'Locally scan a wordpress installation for vulnerable files or shells'
   puts "ruby #{script_name} --check-local-vulnerable-files /var/www/wordpress/"
   puts
-  puts "See README for further information."
+  puts 'See README for further information.'
   puts
 end