Adding about to navigation

Signed-off-by: Cristian Maureira-Fredes <cmaurei@aei.mpg.de>
gplus fix

Signed-off-by: Cristian Maureira-Fredes <cmaurei@aei.mpg.de>
update

Signed-off-by: Cristian Maureira-Fredes <cmaurei@aei.mpg.de>
removing old octopress

Signed-off-by: Cristian Maureira-Fredes <cmaurei@aei.mpg.de>