[Osgeo4w-trac] [osgeo4w] #613: Update geos to 3.8.0

[OSGeo4W]

#613: Update geos to 3.8.0
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Reporter:  ndawson      |      Owner:  osgeo4w-dev@…
    Type:  enhancement  |     Status:  new
Priority:  major        |  Component:  Package
 Version:               |   Keywords:
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 Geos has just released v3.8.0, which includes many optimisations and
 performance improvements.

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Ticket URL: <https://trac.osgeo.org/osgeo4w/ticket/613>
OSGeo4W <http://trac.osgeo.org/osgeo4w>
OSGeo4W is the Windows installer and package environment for the OSGeo stack.