Add OO analysis slides

README.md

@@ -98,7 +98,7 @@ The schedule below reflects our current plans, but will be updated throughout th
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       <td>Thu, Feb 1</td>
-      <td>Object-oriented analysis and UML</td>
+      <td><a href="https://docs.google.com/presentation/d/1OBWr1jR9SG3twSKwRmhl0gC4V4aLb_0HxHYmr8xRFNk/edit?usp=sharing">Object-oriented analysis and UML</a></td>
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