ENH: Update ITK

$ git shortlog 9fa8f63..ce3e47d --no-merges
Dženan Zukić (1):
ENH: CovariantVector's Normalize returns the norm.

Francois Budin (3):
BUG: Wrapping intermediate files were not automatically updated
ENH: Reduce number of dependencies for XML files generated for wrapping
BUG: GCC is limited when calling overloaded base class functions

Hans Johnson (1):
ENH: Merge GDCM release branch

Jean-Christophe Fillion-Robin (1):
COMP: Fix Slicer MacOSX extension packaging setting CMP0042 policy to OLD

Jon Haitz Legarreta (2):
ENH: Improve itkVersion class code coverage.
ENH: Perform class name checks in test macro

Manuel Grizonnet (1):
COMP: add ITKCommon_EXPORT to fix link issues with external applications

Matthew McCormick (10):
COMP: Update CastXML to support Visual Studio 2015 Update 2.
COMP: Do not set wrapping library visibility with static builds.
COMP: Update CastXML to support Visual Studio 2015 Update 2.
COMP: Broaden the KWStyle warning exception.
COMP: Update KWStyle version.
BUG: Do not use the same output file in N4BiasField Test 2,3.
COMP: Expand EXERCISE_BASIC_OBJECT_METHODS for other GCC versions.
ENH: Update Cuberille Remote to 2015-05-01.
ENH: Enable registration of the IOOpenSlide module through CMake.
ENH: Update itk.org URL's for HTTPS support.

Pablo Hernandez-Cerdan (1):
COMP: Fix warn in FFTW about delete [].

Sean McBride (2):
COMP: Hack HDF5 to build under ASan & UBSan
COMP: fixed clang -Wdeprecated-writable-strings warning

VXL Maintainers (1):
VNL 2016-04-26 (6b168535)

Vladimir S. FONOV (1):
MINC 2016-01-30 (783bca38)

git-svn-id: http://svn.slicer.org/Slicer4/trunk@25045 3bd1e089-480b-0410-8dfb-8563597acbee