Merge pull request #8 from thorsager/auth

Minor typos
Proposed fix for segfault when global scoped options are defined.
Merge branch 'auth' of github.com:tomaszmrugalski/dibbler into auth
Auth doc writing in progress
New authentication framework described in User's Guide
auth-lifetime and auth-key-gen options removed
Version bumped to 1.0.0RC1-git
User's Guide updated
Added dummy section.
Merge pull request #2 from tomaszmrugalski/auth

Auth