[hp] Fix a small issue with the simple instrumentor. Remove igonore_aweful_caching from compute provider.

lib/fog/hp/compute.rb

@@ -237,8 +237,7 @@ module Fog
                 'X-Auth-Token' => @auth_token
               }.merge!(params[:headers] || {}),
               :host     => @host,
-              :path     => "#{@path}/#{params[:path]}",
-              :query    => ('ignore_awful_caching' << Time.now.to_i.to_s)
+              :path     => "#{@path}/#{params[:path]}"
             }), &block)
           rescue Excon::Errors::HTTPStatusError => error
             raise case error

lib/fog/hp/simple_http_instrumentor.rb

@@ -16,11 +16,13 @@ module Excon
         if name.include?('.request')
           query = ''
           if params.has_key?(:query) && !params[:query].nil?
-            query = '?' if params[:query].count > 0
             params[:query].each do |key, value|
               query += "#{key}=#{value}&"
             end
-            query.chomp!('&')
+            if !tmp_query.nil?
+              query = "?#{tmp_query}"
+              query.chomp!('&')
+            end
           end
           $stderr.puts("#{params[:method]} #{params[:path]}#{query} HTTP/1.1" )
           $stderr.puts("User-Agent: #{params[:headers]['User-Agent']}")