COMP: signed-unsigned int comparison is ExtractMetricImageSlice.
BUG: Extra comma in Tuner .json input.
Merge pull request #234 from thewtex/signed-unsigned

COMP: signed-unsigned int comparison is ExtractMetricImageSlice.
ENH: Tuner: add button / key to sample metric.
COMP: Signed-unsigned comparison in ExtractMetricImageSlice.
Merge pull request #235 from thewtex/signed-unsigned

COMP: Signed-unsigned comparison in ExtractMetricImageSlice.
COMP: Fix comparison with version for feature with CMake 2.8.12.1.
ENH: Read seed list files into SegmentTube app
ENH: Tuner: Add MetricSpaceDock.
ENH: Tuner, select metric space direction.
COMP: Jsoncpp ignores BUILD_SHARED_LIBS.

Instead it uses JSONCPP_LIB_BUILD_SHARED internally.
Merge pull request #236 from ricortiz/jsoncpp-ignores-shared

COMP: Jsoncpp ignores BUILD_SHARED_LIBS.
COMP: Move inclusion of fPIC flag to CMakeLists.txt in superbuild dir
Merge pull request #237 from aylward/fPICConsolidation

COMP: Move inclusion of fPIC flag to CMakeLists.txt in superbuild dir
ENH: Tuner: add surface plot generation.
Merge pull request #239 from aylward/SeedFileIO

Seed file io
Merge pull request #238 from thewtex/metric-visual

Metric visual