Cleaned up the `share' directory
No need for etc/ in core

The bash completion file moved to share/, and the redundant
configuration file (which was never a configuration file) was simply
merged into `lib/libsite'.
Rejigged README for pages.github.com
New: `Gemfile' for Jekyll
Jerkyll bootstraped, let's see how this works...
New `slapi': Proof-of-concept python script