Some experiments with wide rows / dynamic tables

Often times wide rows are used for partition-key => key => values structure.
Why not give people access to the data structure in the way that brings it to their fingertips.
Move namespaces around
Fix test_helper
alias hayt instead of duplicating fns
Merge pull request #4 from mpenet/feature/hayt-aliasing

Alias Hayt instead of duplicating fns
Simplify namespaces, leave only required fns
update deps:

* removed hayt, it's already in alia 1.1.0, hayt is at 1.0.2 there already.

* cleaned up tests, no longer need to convert str coll types to keywords and delete columns to ":"
use alia as client (first pass at it)
unbreak the `prepared` macro
Merge pull request #5 from mpenet/update-deps

Update deps:
Merge pull request #6 from mpenet/feature/alia-client

Replace client with alia
kill dead code
Merge pull request #8 from mpenet/feature/alia-client

kill dead code
run embedded server on higher ports to prevent potential conflicts with local installs
Merge pull request #9 from mpenet/feature/alia-client

run embedded server on higher ports to prevent potential conflicts with ...
restore export-schema and get-hosts
Fix port
Merge pull request #10 from mpenet/feature/alia-client

restore export-schema and get-hosts
Switch delete to default delete from hayt
Restructure render/execute/prepare, add batch and stress tests