Merge pull request #229 from mattyb149/ENGOPS-561

[ENGOPS-561]: Set all included shim revisions to latest
[ENGOPS-561]: Add hdp20 shim to distro
[ENGOPS-561]: Setting hdp20 version to 5.0.4 for upcoming release
Merge pull request #230 from mattyb149/ENGOPS-561_5.1

[ENGOPS-561]: Setting hdp20 version to 5.0.4 for upcoming release
SP-1323 - Backport of PDI-12215
[CLEANUP] -- Changed build.properties to reflect 5.1-SNAPSHOT
Merge pull request #233 from dbahdano/SP-1323

SP-1323 - Backport of PDI-12215
[PDI-11049][Reformat] PDI fails to connect to different Hive databases other that "default"
[PDI-11049][FIX] PDI fails to connect to different Hive databases other that "default"
Merge pull request #236 from stepanovdg/PDI-11049_2

[Pdi 11049] [5.1] PDI fails to connect to different Hive databases other that "default"
PDI-11582 - HDP 2.1 Linux Shim Support (Unsecure)

Add hdp21 shim