SHDP-330 Updating Hive and Pig versions for Hadoop 2.2.0

- Updating to Hive 0.12.0 and Pig 0.12.0

- Removing testRuntime dependency on com.google.guava:guava

- Upgrading gradlew to 1.11

- Fixing mapreduce config for Hive test using Hadoop 2.2.0