Updated composer file with link to GitHub for issues

composer.json

@@ -12,10 +12,10 @@
         }
     ],
     "support": {
-        "issues": "http://cakephp.lighthouseapp.com/",
+        "issues": "https://github.com/cakephp/cakephp/issues",
         "forum": "http://stackoverflow.com/tags/cakephp",
         "irc": "irc://irc.freenode.org/cakephp",
-        "source": "https://github.com/cakephp/cakephp/"
+        "source": "https://github.com/cakephp/cakephp"
     },
     "require": {
         "php": ">=5.4",