Transform is right at home in kimath

common/CMakeLists.txt

@@ -401,7 +401,6 @@ set( COMMON_SRCS
     textentry_tricks.cpp
     title_block.cpp
     trace_helpers.cpp
-    transform.cpp
     undo_redo_container.cpp
     utf8.cpp
     validators.cpp

libs/kimath/CMakeLists.txt

@@ -8,6 +8,7 @@ set( KIMATH_SRCS
     src/bezier_curves.cpp
     src/convert_basic_shapes_to_polygon.cpp
     src/md5_hash.cpp
+    src/transform.cpp
     src/trigo.cpp
 
 	src/geometry/chamfer.cpp