Added an initializer to monkey patch TimeWithZone. This is much easier then formatting times client side. This is probably not a good permanent solution.

app/controllers/work_packages_controller.rb

@@ -452,7 +452,8 @@ class WorkPackagesController < ApplicationController
     gon.project_identifier = @project.to_param
     gon.columns = @query.columns.map do |column|
       # TODO RS: Manually set all the column display types. We will need:
-      #          Text, Link, Date... what else?
+      #          Text, Link... what else?
+      #          Date formatting is much easier server side. Check time_with_zone_as_json initializer.
       display_type = if column.name == :subject
                      "work_package_link"
                    else

config/initializers/time_with_zone_as_json.rb

@@ -0,0 +1,5 @@
+class ActiveSupport::TimeWithZone
+  def as_json(options = {})
+    %(#{time.strftime("%m/%d/%Y/ %H:%M %p")})
+  end
+end