use the block's node instead of current_node in remove at singly linked list
solution 2.1
solution ot 2_3
2.4 solution
2.6 solution
Merge branch 'chapter_2'
nom with mocha, chai and sinon.
test_helper to require all lib file and testing libraries.
singly linked list in javascript
doubly linked list javascript
javascript solution for 1.8
Merge pull request #31 from edshadi/master

chapter 2 ruby solutions and javascript linked-list implementation