[eclipselink-dev] Fix for bug 382420 checked in

[David Minsky <david.minsky@xxxxxxxxxx>]

Bug 382420 - Using DatabaseTable.setName(String) can cause extra double quotes to be added
https://bugs.eclipse.org/bugs/show_bug.cgi?id=382420

- Changed code in ClassDescriptor preInitialize() for tables names with spaces, to not incorrectly set the table name, and set the useDelimiters flag to true
- Small JavaDoc fixes to DatabaseField and DatabaseTable
- Added regression test: QuotedTableNameInitializationTest to: EmployeeWithSpacesTestModel

Testing: LRG, JPA LRG (ok)

Reviewed: Chris Delahunt
Checked into trunk (2.5.0) at revision: 11669

2.3.x checkin pending
2.4.x checkin on hold until branch is open