Add some solutions
	modified:   .gitignore
	new file:   .idea/uiDesigner.xml
	modified:   README.md
	new file:   src/us/enhorse/hackerrank/halloweenParty/Solution.java
	modified:   src/us/enhorse/hackerrank/manasaAndStones/Solution.java
	new file:   src/us/enhorse/hackerrank/sherlockAndTheBeast/Solution.java