Update README.md
Made sample output icons clickable.
Merge pull request #4 from irontable/master

Made sample output icons clickable
Fixing Lipstick to get right user name from hadoop UserGroupInformation
Merge pull request #5 from sriramkrishnan/master

Fixing Lipstick to get right user name from hadoop UserGroupInformation
Update README.md
Exclude pig dependencies from jar
Merge pull request #7 from charsmith/master

Exclude pig dependencies from jar