fixed links

Author: Patrick Hultquist

docs/demo.md docs/README.mddocs/demo.md renamed to docs/README.md

@@ -21,15 +21,15 @@ There is also a tool that inputs roster data into a spreadsheet, an auto-grader
 
 ## Screenshots
 The contest homepage
-![assets/homepage.png](Homepage)
+![Homepage](./assets/homepage.png)
 
 A sample student schedule. These were dynamically generated for 300 students.
-![assets/schedule.png](Schedule)
+![Schedule](./assets/schedule.png)
 
 A sample testing page. The answers sync to Airtable.
-![assets/test.png](Test)
+![Test](./assets/test.png)
 
 An alert pushed to the client using Websockets. 
-![assets/alert.png](Alert)
+![Alert](./assets/alert.png)
 
-See the [](logistics powerpoint) and the [](sample score report).
+See the [logistics powerpoint](https://github.com/thewindsofwinter/JHMC-scripts/blob/master/docs/JHMC%20Information%20Session.pdf) and the [sample score report](https://github.com/thewindsofwinter/JHMC-scripts/blob/master/docs/Sample%20Score%20Report.pdf).