Whitespace cleanup

* remove trailing whitespace
* remove empty lines at the end of files

plugins/icecast/icecast2_simple

@@ -1,7 +1,7 @@
 #!/usr/bin/env ruby
 #
 # Plugin author: Gunnar Wolf <gwolf@gwolf.org>
-# 
+#
 # You are hereby granted authorization to copy, use, modify, distribute,
 # and in general do anything you please with this plugin. It is too simple
 # even to GPL-protect it.
@@ -18,7 +18,7 @@ require 'open-uri'
 
 def get_conf
   # Default values
-  conf = {:host => '127.0.0.1', :port => 8000, 
+  conf = {:host => '127.0.0.1', :port => 8000,
     :username => 'admin', :password => 'hackme' }
   conf.keys.each do |key|
     env_key = sprintf('icecast_%s', key)
@@ -28,10 +28,10 @@ def get_conf
 end
 
 def get_data(conf)
-  begin 
-    data = Hpricot(open(sprintf('http://%s:%s/admin/stats', 
+  begin
+    data = Hpricot(open(sprintf('http://%s:%s/admin/stats',
                                 conf[:host], conf[:port]),
-                        :http_basic_authentication=>[conf[:username], 
+                        :http_basic_authentication=>[conf[:username],
                                                      conf[:password]]))
   rescue OpenURI::HTTPError
     puts "Cannot connect: HTTP connection error"