simple guided recursive tree traversal
skip mode for recursive tree traversal
refactoring and comments in recursive tree traversal
handler documentation fixed in Collection
leaf node collection, 1st iteration
common gruntfile updated to 0.1.2 & license moved inside package.json
Merge remote-tracking branch 'origin/master' into traversal
recursive traversal refactored for faster tail skip detection
Array.slice() eliminated from recursive traversal
recursive tree walking moved to own class + iterative traversal removed from Tree
tree traversal tests simplified
tree walk with interrupt