Removed double CheckRemainingInput declarations.

* CheckRemainingInput is an utils function, but was also declared in a
  core header file.

src/clstepcore/STEPattribute.h

@@ -41,10 +41,6 @@ class EntityDescriptor;
 
 extern SCL_CORE_EXPORT int SetErrOnNull(const char *attrValue, ErrorDescriptor *error);
 
-extern SCL_CORE_EXPORT Severity CheckRemainingInput(istream &in, ErrorDescriptor *err,
-                    const char *typeName, // used in error message
-                    const char *tokenList); // e.g. ",)"
-
 extern SCL_CORE_EXPORT SDAI_Application_instance * ReadEntityRef(istream &in, ErrorDescriptor *err, const char *tokenList, 
               InstMgr * instances, int addFileId);
 

src/clstepcore/sdaiApplication_instance.h

@@ -1,5 +1,5 @@
 #ifndef STEPENTITY_H
-#define        STEPENTITY_H 1
+#define STEPENTITY_H 1
 
 /*
 * NIST STEP Core Class Library