FIX: move pry to use it in development and testing
ADD: ignore tags
FIX: rename actor to node across the project
FIX: all node operations and storage
ADD: API link into social network view
ADD: basic zooming and panning
ADD: translation and scale attributes to backend SN
ADD: scale and translation to front SN model
ADD: change SN scale and translation on zooming/panning and update canvas
ADD: persisting and restoring the SN scale and translation
ADD: reset button for graph canvas coordinates
FIX: default value for scale
FIX: comment out persisting waiting for a better way to implement this
ADD: handle case when the canvas is translated
FIX: add class well to current_node container
Merge branch 'zooming_and_panning' into mauros_snm
ADD: change buttons when editing a node
ADD: kind to node
Merge branch 'add_kind_to_node' into mauros_snm
ADD: update ember-rails gem