allow custom stringify for sets
Merge pull request #17 from nickb1080/set-stringify

allow custom stringify for sets
readme typo, linked list removeHead exception

fixed typo in readme (s/emptys/empties/)
linked list now throws an exception when popping from an empty list.
This feature now has a test in the linked list spec.
Merge pull request #19 from gregory-nisbet/master

readme typo, linked list removeHead throws exception on empty list
setStrict typo
Merge pull request #24 from lawmay/patch-1

setStrict typo in readme
SetStrict docs
Map docs
Fix BST breadthFirst
Code style fixes
[FEAT] add gulp-coveralls
[DOC] bump version to 1.1.1
Merge pull request #30 from andrewzey/master

Add "gulp coveralls" task
[FEAT] add stack methods 'peek' & 'isEmpty'
[FEAT] add Tree edge case tests
[DOC] bump version to 1.2.1
Merge pull request #31 from andrewzey/master

[FEAT] add stack methods 'peek' & 'isEmpty'
Merge pull request #29 from nickb1080/breadth-first

Fix BST breadthFirstLog
Merge pull request #28 from nickb1080/docs

Docs
Add browser-ready build in 'dist'