feat(event): emit 'angular-chart-rendered' event when the chart is ge…

…nerated

feat(instance): give access to the c3js API using the instance attrib…

…ute on the directive

fix(test): test commit to test semantic release

move in grafiddle organisation

transform for type changes

add support for angular 1.3.x

Full support of c3 API

Update bower main

New folder structure

Watcher optimizatio, Bug fixes