Merge topic 'SIMPLEITK-473_EnableRByDefault'

2c4b19aa Enabling R by default if detected on the system
0cbb55e6 Rename SITKLanguageOptions.cmake to sitkLanguagesOptions.cmake
Merge topic 'SIMPLEITK-477_AddNAMESPACEFileForR'

b2eff9b5 ENH: Add NAMESPACE file for import specification for R
Merge topic 'SIMPLEITK-472_Enable64BitsIDSOnWindows'

57b62445 Fix order of getting CMake variable for propagation to ITK
750e24a6 ENH: turn on 64-bit ids on windows
Merge topic 'SIMPLEITK-391_CorrectBitwiseNotOperator'

8dabcdc0 BUG: Update C++ operator~ to use BitwiseNot
2cf80e6a BUG: Change python __invert__ to bitwise not
Merge topic 'FixPythonDownloadsNonPEP440'

c5164817 fixing Doxygen markup for list item
d5efddcc The "-1" in the file name of the egg made the version non PEP440
Merge topic 'SIMPLEITK-480_AddCXX11FlagForOSXMavericks'

cc4b97d3 BUG: adding quotes around string to ensure empty string is passed
3964df66 Add "-std=" and "-stdlib=" flags to the required flags.
03e4de9f Check that std=c++11 is not already a required flag before testing
442b178d Move Version CMake block to the beginning of CMakeList.txt
e350b1b3 Add required CMake flags to our own project and the Examples
debf194f Enable C++11 with libc++
4ac3904d ENH: Make C++11 try_compile result related to CMAKE_CXX_FLAGS
Merge topic 'SIMPLEITK-482_FixCMakeLibraryConfigurationWarings'

de1b6196 BUG: Fix linking BasicFilters library to itself
Merge topic 'SIMPLEITK-466_AddDoxygenPageDescribingCommands'

e42b96a8 Adding Documentation for EventEnum.
2ce9fca3 linking ProcessObject and Command class to doxygen page
300a98dc BUG: adding missing doxygen comment style for PixelIDValueEnum
3fa284c4 Adding doxygen page describing Commands and Events
d468b810 Add sitk namespace alias on example page.
ec3c90be Add Page suffix to doxygen page, place in itk::simple namespace
Merge topic 'SIMPLEITK-479_RemoveSWIGPatchStepUpdateDownload'

f5d1a021 Updating swigwin hash and download
e896677f Updating swig-2.0.11-1.tar.gz download bundled on Linux.
e52fbb0b Updating swig-2.0.11-1.tar.gz download file and hash.
2140a900 Update SWIG for windows with patched download
5c2ac3dc Update Swig download of non-windows to have patch in download
Merge branch 'master' into next

Change-Id: Ie5b902d5ab6a1327a80a69be8c4f814a4fdebba9