A minor change to avoid getting a compiler error about functions

being ambiguous when the rectangle is used with floating point
vectors.

--HG--
extra : convert_revision : svn%3Afdd8eb12-d10e-0410-9acb-85c331704f74/trunk%404238

dlib/geometry/rectangle.h

@@ -70,9 +70,10 @@ namespace dlib
         {
         }
 
+        template <typename T>
         rectangle (
-            const point& p1,
-            const point& p2
+            const vector<T,2>& p1,
+            const vector<T,2>& p2
         )
         {
             *this = rectangle(p1) + rectangle(p2);

dlib/geometry/rectangle_abstract.h

@@ -90,9 +90,10 @@ namespace dlib
                 - #bottom() == p.y()
         !*/
 
+        template <typename T>
         rectangle (
-            const point& p1,
-            const point& p2
+            const vector<T,2>& p1,
+            const vector<T,2>& p2
         );
         /*!
             ensures