typo
import vagrant config
upgrade to latest alia/hayt

* upgrade to alia 2.0-rc1
* use new Hayt where clause
* update alia/cluster options format
* pass session argument explicitly to all execute calls
* kill some unused code
Merge pull request #11 from mpenet/feature-alia2.0-rc1

upgrade to latest alia/hayt
Make room for more variables
engrish
add head bucket operation