Reworked project site.

git-svn-id: http://svn.finmath.net/finmath%20lib/trunk@1162 48fcbb9e-5639-0410-8b25-842128a4905d
Updated links to project page.

git-svn-id: http://svn.finmath.net/finmath%20lib/trunk@1163 48fcbb9e-5639-0410-8b25-842128a4905d