add nifti and zlib library for load anatomy
revome arrow in the display function
add anatomy for load a anatomy
 add a datasetInfo for base call of fiber and anatomy
change space
merge with master
load anatomy in the application.
add function for get set pixel value of anatomy dataset
rebase master to add add toogleselection branch
add isosurface class for show a tumer
add triangle mesh for the mesh of the tumer
inverse order of triangle for render the mesh
remove unused code
change color of the tumor
add button for delete selection box
change camara position depending of the largest boundingbox
change commandline argument
not default file to load
add intruction for load a file in command line
fix issue
fix bug when delete selection box
add a option "-h" for print a list or argument
Merge pull request #11 from patx89/anatomyintegration

Integrated working with an anatomy for tumor display.