Bump clojure and core.logic deps
Also return :columns as part of result map
Merge pull request #76 from ragnard/kibit-it

Two minor improvements
Release 0.0.8
Removed redundant call to logic/prep
Compile rules at runtime
add .lein-repl-history and .lein-env to .gitignore
Fix invalid require in ns form
Merge pull request #79 from ragnard/kibit-it

Fix invalid require in ns form