Merge pull request #330 from pisaychuk/master

attempt to stabilize the test. Passed locally
hide deprecated HCatFieldSchema in HCatUtil
Merge pull request #332 from rostafiychuk/hcat

Hide deprecated HCatFieldSchema in HCatUtil
fix compiler warning for getUrl
counter moved
Merge pull request #331 from rostafiychuk/geturl

Fix compiler warnings for getUrl
enum ENTITY_TYPE replaced by entity.v0.EntityType
Merge pull request #335 from rostafiychuk/master

ENTITY_TYPE deleted
reducing data uploading time from ~37 min to ~3min