Merge branch 'PLY_reader' into 'master'

Ply reader

See merge request OpenMesh/OpenMesh!174

Doc/changelog.docu

@@ -9,6 +9,12 @@
 
 <tr valign=top><td><b>7.2</b> (?/?/?)</td><td>
 
+<b>IO</b>
+<ul>
+<li>PLY Reader: Allowing the PLY reader to read custom face ( Thanks to morgan Leborgne for the patch)</li>
+</ul>
+
+
 </tr>
 
 
@@ -16,7 +22,7 @@
 
 <b>IO</b>
 <ul>
-<li>Fixed slow OBJ reader (Thanks to Etienne Danvoye for the patch) </li>
+<li>OBJ Reader: Fixed slow OBJ reader (Thanks to Etienne Danvoye for the patch) </li>
 </ul>
 
 <b>Documentation</b>

src/OpenMesh/Core/IO/reader/PLYReader.cc

@@ -1270,6 +1270,8 @@ bool _PLYReader_::can_u_read(std::istream& _is) const {
 						omerr() << "Custom face Properties defined, before 'vertex_indices' property was defined. They will be skipped" << std::endl;
 						elements_.back().properties_.clear();
 					}
+                  } else {
+                      options_ += Options::Custom;
                   }
 
                 }