Derby-197: Add note for Cygwin users. Also, make note to Mac OS X in same format as other notes.
Derby-197: Add note for Cygwin users. Also, make note to Mac OS X in same format
as other notes.

Committed for David Van Couvering <David.Vancouvering@sun.com>


git-svn-id: e32e6781feeb0a0de14883205950ae267a8dad4f@178554 13f79535-47bb-0310-9956-ffa450edef68

apache/derby,apache/derby,trejkaz/derby,trejkaz/derby,apache/derby,trejkaz/derby,apache/derby