Timeseries Widget: convert tick Enum to Arr for .last

[anapsix]

Avoid NoMethodError on tick.last by converting it to array

NoMethodError - undefined method `last' for #<Enumerator: 1377191030..1377191330:step(10)>
/var/lib/gems/1.9.1/gems/fnordmetric-1.2.9/lib/fnordmetric/widgets/timeseries_widget.rb:35:in `data'
/var/lib/gems/1.9.1/gems/fnordmetric-1.2.9/lib/fnordmetric/widget.rb:75:in `render'

[localhots]

👍

[elia]

👍

[elia]

For a quick fix add the following code on the top of your file:

module Enumerable
  def last
    to_a.last
  end
end

[anapsix]

woot!

[elia]

😄