hierarchylocker.cxx: Remove appender list unlocking before closeNestedAppenders() and removeAllAppenders() calls. Mutexes are now recursive by default.
hierarchylocker.cxx: Remove appender list unlocking before closeNestedAppenders()
and removeAllAppenders() calls. Mutexes are now recursive by default.

ccpaging/log4cplus,ccpaging/log4cplus,csuideal/log4cplus,ccpaging/log4cplus,ccpaging/log4cplus,hunter-packages/log4cplus,csuideal/log4cplus,hunter-packages/log4cplus,csuideal/log4cplus,hunter-packages/log4cplus,csuideal/log4cplus,hunter-packages/log4cplus