added listClusters soap method
throwing proper exception when trying to access a not available hbase admin client
added scanner caching to hadoop job configuration
fixed typo, checking clients availability
javadoc
added method to retrieve the hadoop configuration
added method to check table existence
added method to drop an hbase table
show missing parameters in case of error
better logging
HadoopJobType included in the JobProfile bean
more logging
allow to enable/disable all the available clients for each cluster