Distorted Android

Before somehow the Dynamics sometimes tolerated not being reset to beginning before next use. New version doesn't - correct that in two apps.

Fixes for pausing and restarting.

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Only compile the Full, Normal & OIT programs when they are actually needed.

Example meshes for the MeshFile app.

Library: introduce a new form of the MeshRectangular grid, where the individual rows and columns can be each of different width. This help reduce the number of vertices in objects as typically we are only interested at distorting a certain subregion.

Modify the Bean app to take advantage of this.

Progress with the MeshFile app.

Progress with the MeshFile app.

Reading a mesh from the .dmesh file works now.

Reading a mesh from the .dmesh file might work now. Checked on two small meshes.