Updated README.md

Author: tomniers

README.md

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 <img src="logo.png" alt="Alt-Text" title="" />
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-*A plugin for integrating geospatial data in OJS*
+*A plugin for integrating geospatial metadata in OJS*
 
 **Content**
 * [Abstract](https://github.com/tnier01/geoOJS#abstract)