rejigger exercises to handle siyavula content more gooder
make note contents cleaner
preformance fix for placeholders
make it easier to get cursor before/after semantic blocks
fix copy/paste
fix equations
probably fix sortable error
basic definition plugin
update figure plugin
remove console.log
style definintions
fix figure saving
add acitivity stuff to example plugin
make tex default
fix helper label on activities
fix semantic blocks
fix figures
Selected text should be also TeX by default
fix bug in saving definitions
update semantic block sortable binding