logging fixes for last pre-ZBB JDK7-TL snapshot (6977677, 7016208, 7041595)

[Mandy Chung]

  On 05/16/11 12:33, Daniel D. Daugherty wrote:
>> Would this fix 7016208?    It seems to me that addLogger returning 
>> boolean
>>     is the cause for this bug.
>
> Yes it probably would fix 7016208, but I would prefer to go
> with what I have. Yes, addLogger() returning a boolean was
> a bad design choice way back when.
>
> We'll have to look at tweaking the Logging API in JDK8.
>
> Are you okay if I go with what I have (modulo a few editorial
> changes)?

Given the amount of testing it takes to verify these fixes, I'm fine with
pushing your version to JDK 7.  Can you put a comment to describe
this proposed alternative solution so that someone may revise this
fix in JDK 8 when working on LogManager code?

Thanks
Mandy