spark git commit: [SPARK-23942][PYTHON][SQL][BRANCH-2.3] Makes collect in PySpark as action for a query executor listener

Repository: spark Updated Branches: refs/heads/branch-2.3 dfdf1bb9b -> d4f204c53 [SPARK-23942][PYTHON][SQL][BRANCH-2.3] Makes collect in PySpark as action for a query executor listener ## What changes were proposed in this pull request? This PR proposes to add `collect` to a query executor

svn commit: r26340 - in /dev/spark/2.3.1-SNAPSHOT-2018_04_14_10_01-d4f204c-docs: ./ _site/ _site/api/ _site/api/R/ _site/api/java/ _site/api/java/lib/ _site/api/java/org/ _site/api/java/org/apache/ _s

Author: pwendell Date: Sat Apr 14 17:15:28 2018 New Revision: 26340 Log: Apache Spark 2.3.1-SNAPSHOT-2018_04_14_10_01-d4f204c docs [This commit notification would consist of 1443 parts, which exceeds the limit of 50 ones, so it was shortened to the summary.]