blockuser: Make user name comparison case-sensitive

Because user names in znc *are* case sensitive.


git-svn-id: https://znc.svn.sourceforge.net/svnroot/znc/trunk@1786 726aef4b-f618-498e-8847-2d620e286838

modules/extra/blockuser.cpp

@@ -100,7 +100,7 @@ private:
 	bool IsBlocked(const CString& sUser) {
 		MCString::iterator it;
 		for (it = BeginNV(); it != EndNV(); ++it) {
-			if (sUser.Equals(it->first)) {
+			if (sUser == it->first) {
 				return true;
 			}
 		}