Update README.md

Author: karl-

README.md

@@ -26,7 +26,3 @@ An STL importer/exporter for Unity.
 #### Model is sideways / horizontal / rotated
 
 Unity's coordinate system is left handed, with Y axis as the vertical.  Other 3d modeling programs may have different coordinate systems or axis assignments.  **pb_Stl** exports right handed coordinates by default, but can be modified to retain left handed coordinates.  Support for swapping axes is planned.
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-#### Only One Mesh is Exported
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-Currently exporting is restricted to the first selected mesh.  In the future support for automatically merging multiple meshes will be implemented.