add Solution 1-2 in C++
add README.md
add Solution 1-2 in Clojure
add Solution 1-2 in Java
Solution 1-3 init
add Solution 1-2 in JavaScript
add Solution 1-2 in Python
Merge remote-tracking branch 'upstream/master'

Conflicts:
	ctci/javascript/chapter1/Solution_1_2.js