release 1.2

[Bruce Schuchardt]

I'd like to include the fix for GEODE-3052 in the 1.2 release. It's 
under review now and has passed new tests and is in precheckin testing.

https://issues.apache.org/jira/browse/GEODE-3052

"Restarting 2 locators within 1s of each other causes potential locator 
split brain"