Fix refinery_icon_tag and deprecate this helper

Author: bricesanchez

core/app/helpers/refinery/tag_helper.rb

@@ -12,6 +12,8 @@ def refinery_help_tag(title='Tip')
     # This is just a quick wrapper to render an image tag that lives inside refinery/icons.
     # They are all 16x16 so this is the default but is able to be overriden with supplied options.
     def refinery_icon_tag(filename, options = {})
+      Refinery.deprecate('Refinery::TagHelper.refinery_icon_tag', when: '4.1', replacement: 'Refinery::TagHelper.action_icon')
+
       filename = "#{filename}.png" unless filename.split('.').many?
       path = image_path "refinery/icons/#{filename}", skip_pipeline: true
       image_tag path, {:width => 16, :height => 16}.merge(options)

core/spec/helpers/refinery/tag_helper_spec.rb

@@ -15,7 +15,7 @@ module Refinery
       end
 
       it "wraps image_tag with some options preset" do
-        expect(helper.refinery_icon_tag("ugis.ozols.jpg")).to xml_eq(%Q{<img alt="Ugis.ozols" height="16" src="/images/refinery/icons/ugis.ozols.jpg" width="16" />})
+        expect(helper.refinery_icon_tag("ugis.ozols.jpg", { alt: "Ugis.ozols"})).to xml_eq(%Q{<img alt="Ugis.ozols" height="16" src="/images/refinery/icons/ugis.ozols.jpg" width="16" />})
       end
     end