create gradle wrapper script setup to use gradle version 1.12
change distributionUrl in gradle-wrapper.properties to point at the all distribution
revert back to original yaml, csv, and db readers
revert reader back to its original form and duplicate it into YamlReader. Use csv reader in computation test instead of yamlreader
Update README.md

Adding a link to the Wiki for the Computation Engine
Delete PUBLISHING.txt

This has been moved to the [Wiki](https://github.com/cyrusinnovation/computation-engine/wiki)
very initial and hacky version of the Yaml Reader, checkpoint commit for cleanup
cleanup
renaming things to make a bit more sense, slight simplification of childOfType
merge Paul Blairs changes
merge TableReader and Reader, rename AbstractReader to Reader
Rename persistent nodes to TableNodes now that they are only used by the TableReader
use gradlew when building on travis ci
before travisci install mark gradle wrapper executable, use ./ in front of gradle wrapper call