Support Java 11 - top-level JIRA

[asfimport]

This JIRA groups all other JIRA-s related to Java 11.

Reporter: Zoltan Ivanfi / @zivanfi

Related issues:

• [Java] Update Scala for JDK 11 compatibility (is a parent of)
• [Java] javax annotations dependency missing for Java 11 (is a parent of)
• CleanUtil does not work in Java 11 (is a parent of)
• Compilation error when upgrading Scrooge version (is a parent of)
• [parquet-mr] Add Java 11 to Travis (is a parent of)
• Bump maven-javadoc-plugin from 2.9 to 3.1.0 (is a parent of)

_{Note: This issue was originally created as PARQUET-1551. Please see the migration documentation for further details.}