More pre 1.3 bugfixes

Pre 1.3 bugfixes

Taggin along in the holiday laaaaaand

ifa fix

Local interface fix

Fixes a bug in the query engine.

README file for debian builds

Post release fixes

1.2.0 Release. Whoooo.

Improving drive scalability, adding all sorts of neat things in the p…

…rocess for Torben's pleasure. (Message queue now uses linear file descriptors, slice count is per device, cache has non-idiotic level-aware eviction, pipelining is now supported).