Merge pull request #675 from nikhil-thomas/release-yaml-v0.24.3

Release yaml v0.24.3

Merge pull request #628 from piyush-garg/fix_release_v0.22.0

Add release v0.22 release yaml

Merge pull request #616 from pradeepitm12/release-yaml-v0.21.0

Releasing release.yaml v0.21.0

validate execution status variable

Adding param validation while accessing execution status along with
any other param or extra string. Also, avoiding task results validation as
it follows very similar pattern with $(tasks.taskname.results.status) where
"status" is a result of some task.

(cherry picked from commit 2ec2b869c52d3b2c8725aa12e20f8fe7815829c3)

Merge pull request #583 from openshift/0_19_0_release

Add release-v0.19 yaml

Merge pull request #562 from piyush-garg/release-yaml-v0.18.0

Releasing release.yaml v0.18.0

Merge pull request #549 from pradeepitm12/release-yaml-v0.17.1

Releasing release.yaml v0.17.1

Merge pull request #523 from nikhil-thomas/release-yaml-v0.16.3

Releasing release.yaml v0.16.3

Release v0.15.2

Merge pull request #468 from khrm/release-v0.14.2

Add v0.14.2 Release YAML