Fix the doc index page
Fix the doc index page

- Remove "content" string.
- Remove useless links at the end of the index.

Change-Id: I52ff0345a0206f1d9fa86bcff2b5edc108675b8a

enovance/software-factory,invenfantasy/software-factory,invenfantasy/software-factory,invenfantasy/software-factory,invenfantasy/software-factory,enovance/software-factory,enovance/software-factory,enovance/software-factory,invenfantasy/software-factory,enovance/software-factory