remove hsql
bug of using jdbc
jdbc bug
Merge branch 'sen-jdbc'

Conflicts:
	src/main/scala/org/deepdive/datastore/HsqlDataStore.scala
	src/main/scala/org/deepdive/datastore/JdbcDataStore.scala
	src/main/scala/org/deepdive/extraction/ExtractionManager.scala
	src/main/scala/org/deepdive/extraction/datastore/HSQLExtractionDataStore.scala
	src/main/scala/org/deepdive/extraction/datastore/JdbcExtractionDataStore.scala
	src/main/scala/org/deepdive/inference/datastore/HSQLInferenceDataStore.scala
Merge branch 'master' into sen-jdbc