Website: Removed unused changelog.php 

git-svn-id: http://svn.code.sf.net/p/processhacker/code/misc@5501 21ef857c-d57f-4fe0-8362-d861dc6d29cd
Update moment.js to v2.4.0.

git-svn-id: http://svn.code.sf.net/p/processhacker/code/misc@5502 21ef857c-d57f-4fe0-8362-d861dc6d29cd
Website: Re-added changelog.php with new Sourceforge URLs

git-svn-id: http://svn.code.sf.net/p/processhacker/code/misc@5503 21ef857c-d57f-4fe0-8362-d861dc6d29cd