Merge pull request #221 from Dmitry-Me/reuseIsWhiteSpace

Reuse IsWhiteSpace(), move comment.
diff --git a/tinyxml2.h b/tinyxml2.h
index 52b6d2c..2c9c155 100755
--- a/tinyxml2.h
+++ b/tinyxml2.h
@@ -525,10 +525,8 @@
 class XMLUtil

 {

 public:

-    // Anything in the high order range of UTF-8 is assumed to not be whitespace. This isn't

-    // correct, but simple, and usually works.

     static const char* SkipWhiteSpace( const char* p )	{

-        while( !IsUTF8Continuation(*p) && isspace( *reinterpret_cast<const unsigned char*>(p) ) ) {

+        while( IsWhiteSpace(*p) ) {

             ++p;

         }

         return p;

@@ -536,6 +534,9 @@
     static char* SkipWhiteSpace( char* p )				{

         return const_cast<char*>( SkipWhiteSpace( const_cast<const char*>(p) ) );

     }

+

+    // Anything in the high order range of UTF-8 is assumed to not be whitespace. This isn't

+    // correct, but simple, and usually works.

     static bool IsWhiteSpace( char p )					{

         return !IsUTF8Continuation(p) && isspace( static_cast<unsigned char>(p) );

     }