Added highlight/unhighlight functions to heap
Added option layout: automatic to example graph
Removed box-shadow from plain and matrix style matrix
FIxed a problem in array function wrapper in matrix structure
Added an example that shows all JSAV data structures
Center node/index values using display:table-cell instead of line-height; make value backgrounds transparent
Added missing options parameter to setcss helper
Fixed translateY option and changed it to general options param; added option to show/not show the swap arrow.
Documented the new arrow option for array swap
Fixed array state to not change the _values object
Set height of nodes to fixed value to work around FF not respecting height: 100% when display: table
Fixed tree layout in BST insert/delete exercises
Reuse treenodes if only changing value
SMall optimization of updateScore, exposed it as exerproto._updateScore
Remove unnecessary layout calls from heap
Make sure animations aren't on when initializing exercises
Merge with master