[SPARK-27399] Spark streaming of kafka 0.10 contains some scattered config

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 2.3.0, 2.4.0
• Fix Version/s: 3.0.0
• Component/s: Structured Streaming
• Assignee: Jiaan Geng
• Reporter: Jiaan Geng
• Created: 06/Apr/19 13:55
• Updated: 06/Apr/19 23:05
• Resolved: 06/Apr/19 23:05

Description

I found a lot scattered config in Kafka streaming.

I think should arrange these config in unified position.

There are also exists some hardcode like 

spark.network.timeout

need to change.