Add slides to course website

README.md

@@ -66,7 +66,7 @@ The schedule below reflects our current plans, but will be updated throughout th
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       <td>Tue, Jan 23</td>
-      <td>IDEs, Build system, Continuous Integration, Libraries</td>
+      <td><a href="https://docs.google.com/presentation/d/16strBWb06qITlgkmWNDpAA8eS5QhACqLVxINcVZAQDI/edit?usp=sharing">IDEs, Build system, Continuous Integration, Libraries</a></td>
       <td>Required: <a href="https://cmu.primo.exlibrisgroup.com/permalink/01CMU_INST/1feg4j8/alma991019578256404436">Effective Java, Items 15 and 16</td>
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