Settings always set
Makefile with man/html docs generation
Added some initial docs
Merge pull request #234 from anatoliychakkaev/master

Documentation in man and html
Added docs
Added GA
Added changelog
Defaults test and fixes

When property type is "undefined" - apply default value
Merge branch 'master' of github1602:1602/jugglingdb
Makefile for mocha testing
Started docs for model, changelog
Rewrite hooks API

This commit breaks compatibility, but adds consistent API and allow modify data of update
Rename essentials
Upd memory adapter to work with undefined in dataset
Remove old hooks tests
Minor test amends
Merge pull request #235 from anatoliychakkaev/master

Rework hooks API
Rename files
Merge branch 'master' of github1602:1602/jugglingdb
Rewrite validations in mocha