/**
* Returns true iff op1's namespace and prefix are equal to op2's namespace and prefix.
* @param op1 First namspace to compare
* @param op2 Second namespace to compare
*/
extern XMLTOOL_API bool operator==(const Namespace& op1, const Namespace& op2);
/**
* Returns true iff op1's namespace and prefix are equal to op2's namespace and prefix.
* @param op1 First namspace to compare
* @param op2 Second namespace to compare
*/
extern XMLTOOL_API bool operator==(const Namespace& op1, const Namespace& op2);