Moving Cascading support to separate module
Moving all tests to separate module
Moving config support to separate module
Moving remaining code to separate core module
Updating build to work as multi-module
Moving batch features to separate batch module

- moving all test configuration to test module
Moving version to 2.0.0.BUILD-SNAPSHOT
Adding spring-yarn placeholder
Adding back support for running Pig tests with 2.0.x alpha version
Adding xsd for 2.0

- changing name ot spring-data-hadoop-config to spring-data-hadoop

- fixing javadoc file pointers for css etc.
Moving cascading namespace support so new spring-cascading schema
Fixing packaging and javadoc issues
Updating docs for Cascading changes
Moving batch namespace support to hadoop-batch module

- creating new spring-hadoop-batch schema
Fixing Pig tests to use new spring-hadoop-batch schema
Updating to use Apache Hadoop 2.0.5-alpha