[HBASE-10797] Add support for -h and --help to rolling_restart.sh and fix the usage string output

• Type: Improvement
• Status: Closed
• Priority: Trivial
• Resolution: Fixed
• Fix Version/s: 0.98.1, 0.99.0, 0.96.3
• Component/s: Operability
• Assignee: Michael Stack
• Reporter: Michael Stack
• Created: 20/Mar/14 00:00
• Updated: 21/Feb/15 23:38
• Resolved: 20/Mar/14 00:03

Description

Messing with rolling restart, when you pass -h or --help, you get a mess for output w/ an odd 'bad argument' complaint....

The usage string printed also was incomplete w curlies in it.