Added new costmap buffer to resize map safely#1837

Merged

SteveMacenski merged 4 commits intoros-navigation:masterfrom

gimait:threading

Jul 23, 2020

Commits on Jul 1, 2020

Added new costmap buffer to resize map safely
gimait
committed

Commits on Jul 21, 2020

Update map if the layer is not being processed.
gimait
committed

Commits on Jul 23, 2020

Updated bool name and added buffer initialization
gimait
committed
Merge branch 'master' of https://github.com/ros-planning/navigation2 into threading
gimait
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