Changed http links to lighthouse, groups.google and github to https

Because they get redirected anyway and we should follow good practices.
Also in many cases similar URLs were already using https


	See: cakephp/cakephp@2609016

README.md

@@ -26,13 +26,13 @@ Some Handy Links
 Get Support!
 ------------
 
-[Our Google Group](http://groups.google.com/group/cake-php) - community mailing list and forum
+[Our Google Group](https://groups.google.com/group/cake-php) - community mailing list and forum
 
 [#cakephp](http://webchat.freenode.net/?channels=#cakephp) on irc.freenode.net - Come chat with us, we have cake.
 
 [Q & A](http://ask.cakephp.org/) - Ask questions here, all questions welcome
 
-[Lighthouse](http://cakephp.lighthouseapp.com/) - Got issues? Please tell us!
+[Lighthouse](https://cakephp.lighthouseapp.com/) - Got issues? Please tell us!
 
 [![Bake Status](https://secure.travis-ci.org/cakephp/cakephp.png?branch=master)](http://travis-ci.org/cakephp/cakephp)
 

app/View/Pages/home.ctp

@@ -216,12 +216,12 @@ You can also add some CSS styles for your pages at: APP/webroot/css.');
 	<ul><li><?php echo __d('cake_dev', 'Everything CakePHP'); ?></li></ul></li>
 	<li><a href="http://plugins.cakephp.org"><?php echo __d('cake_dev', 'CakePHP plugins repo'); ?> </a>
 	<ul><li><?php echo __d('cake_dev', 'A comprehensive list of all CakePHP plugins created by the community'); ?></li></ul></li>
-	<li><a href="http://groups.google.com/group/cake-php"><?php echo __d('cake_dev', 'CakePHP Google Group'); ?> </a>
+	<li><a href="https://groups.google.com/group/cake-php"><?php echo __d('cake_dev', 'CakePHP Google Group'); ?> </a>
 	<ul><li><?php echo __d('cake_dev', 'Community mailing list'); ?></li></ul></li>
 	<li><a href="irc://irc.freenode.net/cakephp">irc.freenode.net #cakephp</a>
 	<ul><li><?php echo __d('cake_dev', 'Live chat about CakePHP'); ?></li></ul></li>
-	<li><a href="http://github.com/cakephp/"><?php echo __d('cake_dev', 'CakePHP Code'); ?> </a>
+	<li><a href="https://github.com/cakephp/"><?php echo __d('cake_dev', 'CakePHP Code'); ?> </a>
 	<ul><li><?php echo __d('cake_dev', 'For the Development of CakePHP Git repository, Downloads'); ?></li></ul></li>
-	<li><a href="http://cakephp.lighthouseapp.com/"><?php echo __d('cake_dev', 'CakePHP Lighthouse'); ?> </a>
+	<li><a href="https://cakephp.lighthouseapp.com/"><?php echo __d('cake_dev', 'CakePHP Lighthouse'); ?> </a>
 	<ul><li><?php echo __d('cake_dev', 'CakePHP Tickets, Wiki pages, Roadmap'); ?></li></ul></li>
 </ul>