Sketch out how to use the jobs queue for trace insertion and deletion

Refs #1852

lib/daemons/gpx_import.rb

@@ -1,59 +0,0 @@
-#!/usr/bin/env ruby
-
-# You might want to change this
-# ENV["RAILS_ENV"] ||= "development"
-
-require File.dirname(__FILE__) + "/../../config/environment"
-
-terminated = false
-
-logger = ActiveRecord::Base.logger
-
-loop do
-  ActiveRecord::Base.logger.info("GPX Import daemon wake @ #{Time.now}.")
-
-  Trace.find(:all, :conditions => { :inserted => false, :visible => true }, :order => "id").each do |trace|
-    Signal.trap("TERM") do
-      terminated = true
-    end
-
-    begin
-      gpx = trace.import
-
-      if gpx.actual_points.positive?
-        Notifier.gpx_success(trace, gpx.actual_points).deliver
-      else
-        Notifier.gpx_failure(trace, "0 points parsed ok. Do they all have lat,lng,alt,timestamp?").deliver
-        trace.destroy
-      end
-    rescue StandardError => ex
-      logger.info ex.to_s
-      ex.backtrace.each { |l| logger.info l }
-      Notifier.gpx_failure(trace, ex.to_s + "\n" + ex.backtrace.join("\n")).deliver
-      trace.destroy
-    end
-
-    Signal.trap("TERM", "DEFAULT")
-
-    exit if terminated
-  end
-
-  Trace.find(:all, :conditions => { :visible => false }, :order => "id").each do |trace|
-    Signal.trap("TERM") do
-      terminated = true
-    end
-
-    begin
-      trace.destroy
-    rescue StandardError => ex
-      logger.info ex.to_s
-      ex.backtrace.each { |l| logger.info l }
-    end
-
-    Signal.trap("TERM", "DEFAULT")
-
-    exit if terminated
-  end
-
-  sleep 5.minutes.value
-end

lib/daemons/gpx_import_ctl

@@ -1,23 +0,0 @@
-#!/usr/bin/env ruby
-require "rubygems"
-require "daemons"
-require "yaml"
-require "erb"
-
-class Hash
-  def with_symbols!
-    each_key { |key| self[key.to_s.to_sym] = self[key] }
-    self
-  end
-end
-
-options = YAML.safe_load(
-  ERB.new(
-    IO.read(
-      File.dirname(__FILE__) + "/../../config/daemons.yml"
-    )
-  ).result
-).with_symbols!
-options[:dir_mode] = options[:dir_mode].to_sym
-
-Daemons.run File.dirname(__FILE__) + "/gpx_import.rb", options