FIX #64 - Get rid of the SVN $HeadURL keyword expansions

Remove the declaration of the CBuildVersion class from the header file.
The previous fix for this issue inadvertently left this behind. Any
code that still referenced it would have given link errors.

Signed-off-by: Richard Chapman <rchapman@hpccsystems.com>

system/jlib/jlib.hpp

@@ -341,20 +341,4 @@ struct DynamicScopeCtx
 typedef CIArrayOf<StringAttrItem> StringAttrArray;
 class StringBuffer;
 
-// put CBuildVersion _x("$Head URL$ $I d$") at the top of your files to have its SVN build version automatically logged
-// (take the spaces out first)
-
-class jlib_decl CBuildVersion
-{
-public:
-    CBuildVersion(const char *this_Version);
-    static StringBuffer &toString(StringBuffer &out);
-    static void log();
-
-private:
-    static CBuildVersion *VersionHead;
-    CBuildVersion *next;
-    const char *my_version;
-};
-
 #endif