add unified constructor;
add gifti fomrat support;
Read GIFTI surf, tested, worked ok; add vector4D, not fully tested yet
new IOs defined for reading data from GIFTI format (.gii)
add CMakeLists.txt back
add debug src and header
tested read gifti label, ok;
move iostream overload functions to vector3D.h for both vector3D and
vector4D;
define new interfaces to remove certain label/labels; not impliment yet;
Add method for removeLabeledRegions, not done yet
Modified IO: ColorizeSurfWLabels
Finish IO: RemoveLabeledRegions
Add: GetPointColorTableKey and PrintPointColorTables
Tested OK;
modify main.cpp for hcp , tmp modi