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* core
* ``mapchete.Executor``: make sure futures are removed after yield; track time spent to submit tasks
* ``mapchete.Executor``: remove task submission delay introduced for debugging
* ``mapchete.commands.convert``: set process metatiling so output tiles cannot be larger than process metatiles
* ``mapchete.commmands.convert``: fix overwrite flag on remote single GeoTIFFs
* ``mapchete.commands.cp``: add ``point`` and ``point-crs`` options
* don't write all STAC information into metadata.json
* don't initialize ``InputTile`` objects when processing baselevel tile
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