Fix issues in comments and return values.
Fix issues in comments and return values.

cbeust/testng,cbeust/testng,missedone/testng,emopers/testng,krmahadevan/testng,emopers/testng,missedone/testng,krmahadevan/testng,krmahadevan/testng,missedone/testng,emopers/testng,cbeust/testng,krmahadevan/testng,emopers/testng,emopers/testng,cbeust/testng,krmahadevan/testng,missedone/testng,missedone/testng,cbeust/testng