Updating README for Keele University

Finishing what I started 3 years ago.
Updating email address and adding Zak.
Adding github usernames.
Describe the new textbook and chapters to be uploaded.

Author: duffee

Contrib/Keele/README

@@ -3,7 +3,8 @@ Keele University (Keele, United Kingdom)
 
 Please contact
 
-	Boyd Duffee <b.duffee@keele.ac.uk>
+    Boyd Duffee <boyd.duffee@gmail.com>
+ or Zak Zarychta <b.zarychta@keele.ac.uk>
 
 with any questions, bug reports, etc.
 
@@ -16,6 +17,19 @@ Subjects covered include:
 * Nuclear physics
   * sub-atomic particles
 
+We are using College Physics for AP Courses by Wolfe, et al, 2015
+https://openstax.org/details/books/college-physics-ap-courses
+which shares the same Problems & Exercises as
+College Physics by Urone, 2017, the problems found in
+Contrib/BrockPhysics/College_Physics_Urone
+Problems are being re-written in a style to make it easier
+to verify the correctness of the problems and to add solutions
+for students.
 
-Boyd Duffee, Ph. D.
-Feb 2019
+Chapters currently available:
+*
+
+
+Github usernames with modify permission: duffee
+
+Boyd Duffee