Bumped version to 6.5 -- it should have been done weeks ago.

Author: dtkaplan

DESCRIPTION

@@ -9,7 +9,7 @@ Description: Software to support the introductory *MOSAIC Calculus*
     applied linear algebra (for data science), and differential equations/dynamics.
     Includes grammar-of-graphics-based functions for drawing vector fields, trajectories, etc.
     The software is suitable for general use, but intended mainly for teaching calculus.
-Version: 0.6.4.9003
+Version: 0.6.5
 Depends:
     R (>= 3.5.0)
 Imports: