Don't fire resume upon init - only when returning from background.

Lifecycle behavior for PhoneGap app:
window.onload = loading html page
pause = html page entering background (not displayed)
resume = html page entering foreground (displayed)
window.onunload = leaving html page

framework/src/com/phonegap/api/PluginManager.java

@@ -239,7 +239,6 @@ public final class PluginManager {
 				this.plugins.put(className, plugin);
 				plugin.setContext(this.ctx);
 				plugin.setView(this.app);
-				plugin.onResume(true);
 				return plugin;
 			}
     	} catch (Exception e) {