Fixed the rotated method of all objects

The rotated method of all objects was not using the origin argument but always self.point(0.5) even though it is all correctly handled in the rotate function they are all calling

svgpathtools/path.py

@@ -612,7 +612,7 @@ class Line(object):
         point `origin` (a complex number).  By default `origin` is either
         `self.point(0.5)`, or in the case that self is an Arc object,
         `origin` defaults to `self.center`."""
-        return rotate(self, degs, origin=self.point(0.5))
+        return rotate(self, degs, origin=origin)
 
     def translated(self, z0):
         """Returns a copy of self shifted by the complex quantity `z0` such
@@ -856,7 +856,7 @@ class QuadraticBezier(object):
         point `origin` (a complex number).  By default `origin` is either
         `self.point(0.5)`, or in the case that self is an Arc object,
         `origin` defaults to `self.center`."""
-        return rotate(self, degs, origin=self.point(0.5))
+        return rotate(self, degs, origin=origin)
 
     def translated(self, z0):
         """Returns a copy of self shifted by the complex quantity `z0` such
@@ -1096,7 +1096,7 @@ class CubicBezier(object):
         point `origin` (a complex number).  By default `origin` is either
         `self.point(0.5)`, or in the case that self is an Arc object,
         `origin` defaults to `self.center`."""
-        return rotate(self, degs, origin=self.point(0.5))
+        return rotate(self, degs, origin=origin)
 
     def translated(self, z0):
         """Returns a copy of self shifted by the complex quantity `z0` such
@@ -1649,7 +1649,7 @@ class Arc(object):
         point `origin` (a complex number).  By default `origin` is either
         `self.point(0.5)`, or in the case that self is an Arc object,
         `origin` defaults to `self.center`."""
-        return rotate(self, degs, origin=self.center)
+        return rotate(self, degs, origin=origin)
 
     def translated(self, z0):
         """Returns a copy of self shifted by the complex quantity `z0` such
@@ -2200,7 +2200,7 @@ class Path(MutableSequence):
         point `origin` (a complex number).  By default `origin` is either
         `self.point(0.5)`, or in the case that self is an Arc object,
         `origin` defaults to `self.center`."""
-        return rotate(self, degs, origin=self.point(0.5))
+        return rotate(self, degs, origin=origin)
 
     def translated(self, z0):
         """Returns a copy of self shifted by the complex quantity `z0` such