Fix for compatibility

this fix make compatible the plugin with frameworks like angular.
Becuase angular load the file in a tmp context and if we add the result
to document.body the final render never load that to main flow.

js/colpick.js

@@ -379,7 +379,7 @@ For usage and examples: colpick.com/plugin
 								display: 'block'
 							});
 						} else {
-							cal.appendTo(document.body);
+							cal.appendTo($(this).parent());
 							$(this).on(options.showEvent, show);
 							cal.css({
 								position:'absolute'