[LIVY-511] Bump minimum Spark version to 2.2

• Type: Task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.6.0
• Labels: release-notes
• Assignee: Marcelo Masiero Vanzin
• Reporter: Marcelo Masiero Vanzin
• Created: 14/Sep/18 17:47
• Updated: 27/Sep/18 17:19
• Resolved: 27/Sep/18 17:19

Description

As discussed in the mailing list, let's increase the minimum supported version of Spark to 2.2. 2.1 and earlier are basically EOL at this point, and anyone stuck with those versions can keep running the current Livy version.