BUG: In ctkMacroBuild{App,Lib,Plugin,QtDesignerPlugin), MY_SRCS shouldn't be cleared.

CMake/ctkMacroBuildApp.cmake

@@ -48,7 +48,6 @@ MACRO(ctkMacroBuildApp)
 #     "${dynamicHeaders};${CMAKE_CURRENT_BINARY_DIR}/${MY_EXPORT_HEADER_PREFIX}Export.h")
 
   # Make sure variable are cleared
-  SET(MY_SRCS)
   SET(MY_UI_CXX)
   SET(MY_QRC_SRCS)
 

CMake/ctkMacroBuildLib.cmake

@@ -50,7 +50,6 @@ MACRO(ctkMacroBuildLib)
     "${dynamicHeaders};${CMAKE_CURRENT_BINARY_DIR}/${MY_EXPORT_HEADER_PREFIX}Export.h")
 
   # Make sure variable are cleared
-  SET(MY_SRCS)
   SET(MY_UI_CXX)
   SET(MY_QRC_SRCS)
 

CMake/ctkMacroBuildPlugin.cmake

@@ -49,7 +49,6 @@ MACRO(ctkMacroBuildPlugin)
     "${dynamicHeaders};${CMAKE_CURRENT_BINARY_DIR}/${MY_EXPORT_HEADER_PREFIX}Export.h")
 
   # Make sure variable are cleared
-  SET(MY_SRCS)
   SET(MY_UI_CXX)
   SET(MY_QRC_SRCS)
 

CMake/ctkMacroBuildQtDesignerPlugin.cmake

@@ -50,7 +50,6 @@ MACRO(ctkMacroBuildQtDesignerPlugin)
     "${dynamicHeaders};${CMAKE_CURRENT_BINARY_DIR}/${MY_EXPORT_HEADER_PREFIX}Export.h")
 
   # Make sure variable are cleared
-  SET(MY_SRCS)
   SET(MY_UI_CXX)
   SET(MY_QRC_SRCS)