Refactored getMetaTagAccessorByAtProperty
Refactored getMetaTagAccessorByAtProperty

This now uses getNexsonChildByProperty, which how also supports the FIND_ALL option.

OpenTreeOfLife/opentree,OpenTreeOfLife/opentree,OpenTreeOfLife/opentree,OpenTreeOfLife/opentree,OpenTreeOfLife/opentree,OpenTreeOfLife/opentree