Merge pull request redhat-openstack#40 from misterdorm/template_to_s

explicitly calling to_s on parameters that could potentially be a numeri...

Author: saz

templates/memcached_sysconfig.erb

@@ -6,7 +6,7 @@ CACHESIZE="<%= scope.function_memcached_max_memory([@max_memory]) %>"
 OPTIONS="<%
 result = []
 if @verbosity
-  result << '-' + @verbosity
+  result << '-' + @verbosity.to_s
 end
 if @lock_memory
   result << '-k'
@@ -15,10 +15,10 @@ if @listen_ip
   result << '-l ' + @listen_ip
 end
 if @udp_port
-  result << '-U ' + @udp_port
+  result << '-U ' + @udp_port.to_s
 end
 if @item_size
-  result << '-I ' + @item_size
+  result << '-I ' + @item_size.to_s
 end
 result << '-t ' + @processorcount
 -%><%= result.join(' ') -%>"