Add Origin to Cohort and Cohort to Current buttons
The 'Origin to Cohort' button logs to the console when clicked
The 'Cohort to Current' button logs to the console when clicked
The map div is emptied when either of the trace buttons are clicked
Add new map is created when 'Origin to Cohort' button is clicked
Add map is initialized with one marker automatically
Add moving marker from jsfiddle example
Add moving marker from first student's origin
Add moving marker from first student's origin to first student's cohort city
Add moving markers from all students' origins to all students' cohort city
Add moving markers from all students' cohort city to all students' current city
Merge branch 'MarkerMovement'