Merge topic 'SimpleITK_411_AddJSONEnums'

5afc5c2 Change type of enums in Extract and RecursiveGaussian
1889fa6 Replacing public_declarations with enum arrays in json
7b734e6 Adding documentation for new enum array in json
9b3c41e Adding template code to support enum array in member fields
08c7130 Fixing some indents in doxygen comments
Merge topic 'SIMPLEITK-355_CMakeForMidasAndMD5'

cc4d6d9 ENH: Use CMake ExternalData.
11fab91 Add testing data content links from submodule.
48fe398 Remove the Testing/Data submodule.
6dfc0c1 Add CMake code to fetch testing data.
Merge topic 'SIMPLEITK-412_FixDashboardIssues'

06ee5a8 COMP: Address std::copy conversion warning
Merge branch 'master' into next

Change-Id: I349d6591491c502246243e277f0e75371c004a7e