2 new templates - attendance and grade book

-Two new charts - Europe & Asia

updated for iOS 15

fix issue on Solar System Chart - changing style on bottom right cell

Updates for latest iOS

New template - Four Corners

New Chart - Solar System

•Dropbox V2 API update.
Dropbox users need to authenticate using the Dropbox App.

▷Compatibility updates.
▷A few new templates.

▷Updates for iOS 9.3

▷compatibility for iOS9

-fix issue with in-app purchase

▷new templates

▷Eight new templates to choose from.