ENH: Update CTK to latest version

Contains:

Revision: 7a1f3f4a3cb420a8277c8b0132a68f690a54f2e2
Author: Andras Lasso <lasso@queensu.ca>
Date: 2020-05-04 11:18:09 PM
Message:
ENH: Make console message printing methods available in Python

Make console message printing methods (printMessage, printOutputMessage, printErrorMessage) available in Python.
This is useful for example when custom display hook is used in Python and output is not redirected to stderr/stdout.
----
Modified: Libs/Scripting/Python/Widgets/ctkPythonConsole.cpp
Modified: Libs/Widgets/ctkConsole.cpp
Modified: Libs/Widgets/ctkConsole.h
Modified: Libs/Widgets/ctkConsole_p.h

SuperBuild/External_CTK.cmake

@@ -61,7 +61,7 @@ if(NOT DEFINED CTK_DIR AND NOT Slicer_USE_SYSTEM_${proj})
 
   ExternalProject_SetIfNotDefined(
     Slicer_${proj}_GIT_TAG
-    "8c7ea6ee95c2d871dab4fb2608a51c59718a2cbb"
+    "7a1f3f4a3cb420a8277c8b0132a68f690a54f2e2"
     QUIET
     )