* Rename user_details.txt file to qeryz_user_details.txt
* Change the location of qeryz_user_details.txt file from wp-admin folder to plugin directory
* Added $qeryz_user_details variable for qeryz_user_details.txt location 
* Remove unnecessary div tags
* Added icon-128x128.png and icon-256x256.png on assets folder

git-svn-id: https://plugins.svn.wordpress.org/qeryz-microsurvey-tool/trunk@1025577 b8457f37-d9ea-0310-8a92-e5e31aec5664