Get rid of Hour of Code announcement
Get rid of Hour of Code announcement

https://twitter.com/MICDS/status/939203740632014848
MyMICDS/MyMICDS-v2-Angular,MyMICDS/MyMICDS-v2-Angular,michaelgira23/MyMICDS-v2-Angular,michaelgira23/MyMICDS-v2-Angular,MyMICDS/MyMICDS-v2-Angular,michaelgira23/MyMICDS-v2-Angular