Add bar visualisation d3 script
Clean re-start: empty draw(), domReady call
add description (data structure) and usage sample

Signed-off-by: Édouard Lopez <dev+github@edouard-lopez.com>
update/add var holding object wrapper: we work with an array of objects

Signed-off-by: Édouard Lopez <dev+github@edouard-lopez.com>
remove unused variables+duplicate declaration

Signed-off-by: Édouard Lopez <dev+github@edouard-lopez.com>
use -n for numeric value (count)

Signed-off-by: Édouard Lopez <dev+github@edouard-lopez.com>
remove index as we use an array to hold all our objects

Signed-off-by: Édouard Lopez <dev+github@edouard-lopez.com>
prepend a comma to object except first one

Signed-off-by: Édouard Lopez <dev+github@edouard-lopez.com>
add yeoman/yo/bower/grunt files

Signed-off-by: Édouard Lopez <dev+github@edouard-lopez.com>
add data viz style

Signed-off-by: Édouard Lopez <dev+github@edouard-lopez.com>
project's icon

Signed-off-by: Édouard Lopez <dev+github@edouard-lopez.com>
use yeoman app/data/ directory to export resulting JSON

Signed-off-by: Édouard Lopez <dev+github@edouard-lopez.com>
Declare canvas dimension
Add scales declarations
Add axis declaration
Add canvas to container
Add X and Y axis to canvas
Add area to holds bars
Add a group to hold bar and related data
add the bar representing # of occurences for a given command

Signed-off-by: Édouard Lopez <dev+github@edouard-lopez.com>