bower: update bower.json acc to the spec
bower: update bower.json acc to the spec

Bower uses git tags and ignores the `version` field.
See https://github.com/bower/bower.json-spec#version
Also according to the same spec, minified files shouldn't be included to `main`.
js-data/js-data-angular,denisKaranja/js-data-angular,yoda-yoda/js-data-angular,aboieriu/js-data-angular,yoda-yoda/js-data-angular,aboieriu/js-data-angular,denisKaranja/js-data-angular,js-data/js-data-angular