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get_atmo
   creates a new copy (link) from an existing icon folder containing only the atmosphere related files
     usage get_atmo <icon-dev full path> <atmo only full path>
     links from the <icon-dev full path> the atmosphere files to <atmo only full path>

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get_ocean
   creates a new copy (link) from an existing icon folder containing only the ocean related files
     usage get_ocean <icon-dev full path> <ocean only full path>
     links from the <icon-dev full path> the ocean files to <ocean only full path>

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get_icon
   creates a new copy (link) from an existing icon folder to a new folder
     usage get_icen <icon-dev full path> <new link icon full path>
     links from the <icon-dev full path> all icon files to <new link icon full path>
