bugfix: Grow did not initialize output
update signals submodule (fixes error on new gcc)
bugfix: Shrink did not initialize output
reimplemented Grow to do something more sensible
Merge pull request #5 from thorbenk/update_signals_submodule

update signals submodule (fixes error on new gcc)
nanoflann: fix compile error

It is unnecessary to specify the template types of std::make_pair,
as types are automatically deduced by the arguments.
Using C++11, this lead to a compile error.
make typedefs public; fix missing const

A private typedef lead to a very hard to debug compile error
in BOOST_FOREACH elsewhere.
Merge pull request #6 from thorbenk/compile_fixes

Compile fixes
updated submodules
DistanceToleranceFunction: voxels at volume boundary are also cell boundary voxels
TolerantEditDistance: changed no-label visualization for splits, merges, fp, fn
udpated module imageprocessing
changed submoule urls to https
replaced RandIndex computation with much more efficient version
Merge branch 'master' of https://github.com/thanujadax/sopnet into segmentsets
Merge branch 'segmentsets' of https://github.com/thanujadax/sopnet into segmentsets
Merge branch 'segmentsets' of https://github.com/thanujadax/sopnet into segmentsets
tried to get shared data pointer from output base type to be assigned to shared ptr seg