[ZOOKEEPER-3529] add a new doc: zookeeperUseCases.md

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 3.6.0
• Component/s: documentation
• Labels: pull-request-available
• Assignee: Ling Mao
• Reporter: Ling Mao
• Created: 02/Sep/19 08:15
• Updated: 23/Sep/19 22:00
• Resolved: 23/Sep/19 20:22

Description

  write Use Cases[2.5], which includes the:

 - just move the context from: https://cwiki.apache.org/confluence/display/ZOOKEEPER/PoweredBy into it.

 - add some new contents.(e.g Apache Projects:Spark;Companies:twitter,fb)

Issue Links

• links to: GitHub Pull Request #1073