Review Request for JDK-8129555: DateFormatSymbols: month-related methods must refer to Calendar constants

[Nishit Jain]

Hi,

Please review the fix for JDK-8129555
Bug: https://bugs.openjdk.java.net/browse/JDK-8129555
Webrev: http://cr.openjdk.java.net/~nishjain/8129555/webrev.02/

Fix: Added references to the Calendar constants in the api spec of the 
month related methods. Also, made some minor format changes in the spec 
of weekdays methods.

Regards,
Nishit Jain