Forgot description is mandatory for all options. Added description to synaptics fine-tune settings.
Forgot description is mandatory for all options. Added description to synaptics fine-tune settings.

git-svn-id: 71c8032c709790ec749031c4215f8515ac00dc5a@11857 70bd8c7a-acb8-0310-9f0d-9cc1c95dcdbb

bnordgren/nixos,bnordgren/nixos,bnordgren/nixos,bnordgren/nixos,bnordgren/nixos