--- a/src/basics.h	Wed Feb 17 03:24:07 2016 +0200
+++ b/src/basics.h	Wed Feb 17 19:54:21 2016 +0200
@@ -85,6 +85,7 @@
 }
 
 Q_DECLARE_METATYPE (Vertex)
+uint qHash(const Vertex& key);
 
 //
 // A mathematical 3 x 3 matrix
@@ -211,13 +212,6 @@
 	return (qAbs (a - floor(a)) < 0.00001) or (qAbs (a - ceil(a)) < 0.00001);
 }
 
-template<typename T>
-void removeDuplicates (T& a)
-{
-	std::sort (a.begin(), a.end());
-	a.erase (std::unique (a.begin(), a.end()), a.end());
-}
-
 //
 // Returns true if first arg is equal to any of the other args
 //