Corrected event target from document to window on Windows
Corrected event target from document to window on Windows

driftyco/ionic-plugin-keyboard,Telerik-Verified-Plugins/Keyboard,Telerik-Verified-Plugins/Keyboard,sxagan/ionic-plugin-keyboard,Telerik-Verified-Plugins/Keyboard,driftyco/ionic-plugin-keyboard,driftyco/ionic-plugin-keyboard,sxagan/ionic-plugin-keyboard,sxagan/ionic-plugin-keyboard,Telerik-Verified-Plugins/Keyboard,driftyco/ionic-plugin-keyboard,sxagan/ionic-plugin-keyboard