Update outline.md

Fix title cases

Author: ibdafna

outline.md

@@ -9,25 +9,25 @@
    - Widget List and exercise (15 min)
    - Output widget (5 min)
    - Break (10 min)
-3. start 1:10 Widget events
+3. Start 1:10 Widget events
    - Events: observe, link, traitlets (20 min)
    - Exercise (10 min)
    - Break (5 min)
-4. start 1:45 Widget styling overview:
+4. Start 1:45 Widget styling overview:
    - Widget layout concepts (10 min)
    - Widget layout examples/exercises (10 min)
    - Break (5 min)
 5. Start 2:10 More about how to build complex libraries 
    - Considerations when designing more complex widget applications (15 min)
-6. start 2:25 More widget libraries
+6. Start 2:25 More widget libraries
    - High level presentation of multiple interactive widgets libraries (ipcanvas, ipycytoscape, ipycytoscape, ipygany, astrowidgets etc) (55 min)
    - Break (10 min)
 7. Start 3:30 Widgets outside the context of the notebook  
    - Voila, jupyterlite (10 min)
 8. Start 3:40 ipywidgets 8 
    - New features (5 min)
    - Highlights of transition (5 min)
-9. starts 3:50 Flexible/Q&A time
+9. Starts 3:50 Flexible/Q&A time
 
 ## Software versions