(C++) 1-based index

[Mitja P]

I've noticed that in some places you used 1-based indices. I guess all of this should be 0-based?

simpleICP/c++/src/simpleicp.cpp

Line 164 in 1478851

 for (int i = 1; i < v.size(); i++) 

simpleICP/c++/src/simpleicp.cpp

Line 181 in 1478851

 for (int i = 1; i < v.size(); i++) 

simpleICP/c++/src/pointcloud.cpp

Line 82 in 1478851

 for (long i = 1; i < NoPts(); i++)