SCHEMA-131. Move HBase classes to org.kiji.schema.hbase.

Move API classes implementing HBase-specific behavior to the
new org.kiji.schema.hbase package:
  HBaseFactory
  HBaseScanOptions
  KijiManagedHBaseTableName
  HBaseColumnName

Adds package-info.java.
Moves associated tests.
Moves dependency-lookup service locator records for HBaseFactory.
Fixes import statements throughout codebase.


Tested with mvn install. Companion patch to update kiji-mapreduce will be sent as a separate pull request. No changes required to schema-shell or phonebook.