COMP: replace itksys::String by std::string

This is required due to recent update of KWSYS in ITK.

Author: dzenanz

test/MinimalPathTest.h

@@ -89,8 +89,7 @@ int ReadPathFile( const char * PathFilename, typename PathFilterType::Pointer pa
             itksys::SystemTools::ReplaceString( line, "Path: ", "" );
             itksys::SystemTools::ReplaceString( line, " ", "" );
             itksys::SystemTools::ReplaceString( line, "[", "" );
-            std::vector<itksys::String> parts;
-            parts = itksys::SystemTools::SplitString( line.c_str(), ']' );
+            std::vector<std::string> parts = itksys::SystemTools::SplitString( line, ']' );
             std::vector<std::string>::size_type numNonNullParts = 0;
             for (auto & part : parts)
                 if ( part.length() != 0 ) numNonNullParts++;
@@ -99,8 +98,7 @@ int ReadPathFile( const char * PathFilename, typename PathFilterType::Pointer pa
                 if ( parts[i].length() != 0 )
                 {
                     typename PathFilterType::PointType point;
-                    std::vector<itksys::String> partsPoint;
-                    partsPoint = itksys::SystemTools::SplitString( parts[i].c_str(), ',' );
+                    std::vector<std::string> partsPoint = itksys::SystemTools::SplitString( parts[i], ',' );
                     for (std::vector<std::string>::size_type j=0; j<partsPoint.size(); j++)
                         point[j] = std::stod( partsPoint[j].c_str() );
                     if ( i==0 ) info->SetStartPoint( point );