Removes the source code updaters

wpscan.rb

@@ -33,7 +33,7 @@ def main
     end
 
     if wpscan_options.version
-      puts "Current version: #{version}"
+      puts "Current version: #{WPSCAN_VERSION}"
       exit(0)
     end
 
@@ -49,22 +49,6 @@ def main
       puts 'Done.'
     end
 
-    # Check for updates
-    if wpscan_options.update
-      if !@updater.nil?
-        if @updater.has_local_changes?
-          print "#{red('[!]')} Local file changes detected, an update will override local changes, do you want to continue updating? [y/n] "
-          Readline.readline =~ /^y/i ? @updater.reset_head : raise('Update aborted')
-        end
-        puts @updater.update()
-      else
-        puts '[i] Svn / Git not installed, or wpscan has not been installed with one of them.'
-        puts "#{red('[!]')} Update aborted"
-      end
-
-      exit(0)
-    end
-
     unless wpscan_options.url
       raise 'The URL is mandatory, please supply it with --url or -u'
     end