Build #1.10.0

– Content Management System for creating and editing lessons, categories and rubrics. #1311
– Changes to the Video Container on the Home Page. #2456
– Text box data loss on drag and drop. #2585
– Page reload confirmation popup is not displayed when text box data is not saved yet. #2535
– Data loss in text box after no internet connection->submit outline. #2526
– Fixes to java script errors in administration #2755