update readme file

README.md

@@ -21,9 +21,9 @@ To update to very last version from a terminal in current directory:
 $> git pull origin master
 ```
 
-To get as specific version, for example *rc2015a* :
+To get as specific version, for example *2016.rc3* :
 ```
-$> git pull origin rc2015a
+$> git pull origin 2016.rc3
 ```
 
 Compilation
@@ -57,7 +57,7 @@ On Ubuntu the list of package needed for compiling and using is:
 gfortran gcc g++ liblapack-dev python-dev python-numpy python-vtk swig cmake paraview
 
 For the doc you will also need:
-doxygen graphviz sphinx python-numpydoc texlive-latex-extra dvipng
+doxygen graphviz python-numpydoc texlive-latex-extra dvipng imagemagick
 
 
 On MacOs using macports:
@@ -70,10 +70,7 @@ sudo port select python27
 ```
 
 For the doc:
-doxygen graphvix py27-sphinx py27-pip texlive-latex-extra dvipng
-
-And with pip, install the following python package:
-numpydoc
+doxygen graphvix py27-sphinx py27-sphinx texlive-latex-extra dvipng ImageMagick
 
 Building
 --------