diff --git a/CMakeLists.txt b/CMakeLists.txt
index 76c4f907a..e93c81905 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,176 +1,177 @@
 #===============================================================================
 # @file   CMakeLists.txt
 # @author Nicolas Richart <nicolas.richart@epfl.ch>
 # @date   Fri Jun 11 09:46:59 2010
 #
 # @section LICENSE
 #
 # Copyright (©) 2010-2011 EPFL (Ecole Polytechnique Fédérale de Lausanne)
 # Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
 #
 # Akantu is free  software: you can redistribute it and/or  modify it under the
 # terms  of the  GNU Lesser  General Public  License as  published by  the Free
 # Software Foundation, either version 3 of the License, or (at your option) any
 # later version.
 #
 # Akantu is  distributed in the  hope that it  will be useful, but  WITHOUT ANY
 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
 # A  PARTICULAR PURPOSE. See  the GNU  Lesser General  Public License  for more
 # details.
 #
 # You should  have received  a copy  of the GNU  Lesser General  Public License
 # along with Akantu. If not, see <http://www.gnu.org/licenses/>.
 #
 # @section DESCRIPTION
 #
 #===============================================================================
 
 #===============================================================================
 #            _    ,-,    _
 #     ,--, /: :\/': :`\/: :\
 #    |`;  ' `,'   `.;    `: |                  _               _
 #    |    |     |  '  |     |.                | |             | |
 #    | :  | F E | A S | T++ ||            __ _| | ____ _ _ __ | |_ _   _
 #    | :. |  :  |  :  |  :  | \          / _` | |/ / _` | '_ \| __| | | |
 #     \__/: :.. : :.. | :.. |  )        | (_| |   < (_| | | | | |_| |_| |
 #          `---',\___/,\___/ /'          \__,_|_|\_\__,_|_| |_|\__|\__,_|
 #               `==._ .. . /'
 #                    `-::-'
 #===============================================================================
 
 #===============================================================================
 # CMake Project
 #===============================================================================
 
 cmake_minimum_required(VERSION 2.6)
 
 project(akantu)
 
 enable_language(CXX)
 
 #===============================================================================
 # Misc.
 #===============================================================================
 
 set(AKANTU_CMAKE_DIR "${CMAKE_SOURCE_DIR}/cmake")
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake")
 set(BUILD_SHARED_LIBS ON CACHE BOOL "Build shared libraries.")
 INCLUDE(${AKANTU_CMAKE_DIR}/AkantuMacros.cmake)
 
 #===============================================================================
 # Version Number
 #===============================================================================
 
 # AKANTU version number.  An even minor number corresponds to releases.
 set(AKANTU_MAJOR_VERSION 0)
 set(AKANTU_MINOR_VERSION 1)
 execute_process(COMMAND ./get_revision.sh WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} OUTPUT_VARIABLE AKANTU_BUILD_VERSION)
 string(STRIP ${AKANTU_BUILD_VERSION} AKANTU_BUILD_VERSION)
 #MESSAGE(${AKANTU_BUILD_VERSION})
 set(AKANTU_VERSION
   "${AKANTU_MAJOR_VERSION}.${AKANTU_MINOR_VERSION}.${AKANTU_BUILD_VERSION}"
   )
 # Append the library version information to the library target properties
 if(NOT AKANTU_NO_LIBRARY_VERSION)
   set(AKANTU_LIBRARY_PROPERTIES ${AKANTU_LIBRARY_PROPERTIES}
     VERSION "${AKANTU_VERSION}"
     SOVERSION "${AKANTU_MAJOR_VERSION}.${AKANTU_MINOR_VERSION}"
 
     )
 endif(NOT AKANTU_NO_LIBRARY_VERSION)
 
 #===============================================================================
 # Options
 #===============================================================================
 option(AKANTU_DEBUG "Compiles akantu with the debug messages" ON)
 option(AKANTU_DOCUMENTATION "Build source documentation using Doxygen." OFF)
 
 # features
 
 add_optional_package(BLAS "Use BLAS for arithmetic operations" OFF)
 add_optional_package(EPSN "Use EPSN streering environment" OFF)
 
 
 # Debug
 if(NOT AKANTU_DEBUG)
   add_definitions(-DAKANTU_NDEBUG)
 endif(NOT AKANTU_DEBUG)
 
 #===========================================================================
 # Dependencies
 #===========================================================================
 find_package(Boost REQUIRED)
 
 if(Boost_FOUND)
   include_directories(${Boost_INCLUDE_DIRS})
 endif()
 
 add_all_packages(${CMAKE_SOURCE_DIR}/packages)
 
 #===========================================================================
 # Library
 #===========================================================================
 
 add_subdirectory(src)
 
 #===========================================================================
 # Documentation
 #===========================================================================
 if(AKANTU_DOCUMENTATION)
   find_package(Doxygen REQUIRED)
 
   if(DOXYGEN_FOUND)
     set(DOXYGEN_WARNINGS NO)
     set(DOXYGEN_QUIET YES)
     if(CMAKE_VERBOSE_MAKEFILE)
       set(DOXYGEN_WARNINGS YES)
       set(DOXYGEN_QUIET NO)
     endif(CMAKE_VERBOSE_MAKEFILE)
 
     add_subdirectory(doc/doxygen)
   endif(DOXYGEN_FOUND)
 endif(AKANTU_DOCUMENTATION)
 
 #===============================================================================
 # Tests
 #===============================================================================
 ENABLE_TESTING()
 INCLUDE(CTest)
 
 INCLUDE(${AKANTU_CMAKE_DIR}/AkantuTestAndExamples.cmake)
 
 option(AKANTU_TESTS "Activate tests" OFF)
 if(AKANTU_TESTS)
   include_directories(${AKANTU_INCLUDE_DIRS})
   find_package(GMSH REQUIRED)
   add_subdirectory(test)
 endif(AKANTU_TESTS)
 
 #===============================================================================
 # Examples
 #===============================================================================
 option(AKANTU_EXAMPLES "Activate examples" OFF)
 if(AKANTU_EXAMPLES)
   find_package(GMSH REQUIRED)
   add_subdirectory(examples)
 endif(AKANTU_EXAMPLES)
 
 #===============================================================================
 # Package builder target module of CPack
 #===============================================================================
 set(CPACK_GENERATOR "DEB")
 set(CPACK_DEBIAN_PACKAGE_MAINTAINER "guillaume.anciaux@epfl.ch, nicolas.richart@epfl.ch") 
 #message(${CPACK_DEBIAN_PACKAGE_DEPENDS})
 if(CMAKE_SYSTEM_PROCESSOR MATCHES "i.86")
-  set(CPACK_DEBIAN_PACKAGE_ARCHITECTURE "i386")
+  set(CPACK_DEBIAN_PACKAGE_ARCHITECTURE "i386" CACHE STRING "Architecture of debian package generation")
 elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "x86_64")
-  set(CPACK_DEBIAN_PACKAGE_ARCHITECTURE "amd64")
+  set(CPACK_DEBIAN_PACKAGE_ARCHITECTURE "amd64" CACHE STRING "Architecture of debian package generation")
 else()
   message(FAILURE "The architecture is unkown")
 endif()
 #message("CPACK_DEBIAN_PACKAGE_ARCHITECTURE = ${CPACK_DEBIAN_PACKAGE_ARCHITECTURE}")
 set(CPACK_DEBIAN_PACKAGE_DESCRIPTION "Akantu library")
 set(CPACK_PACKAGE_VENDOR "LSMS")
 set(PACKAGE_FILE_NAME "akantu" CACHE STRING "Name of package to be generated")
 set(CPACK_PACKAGE_FILE_NAME "${PACKAGE_FILE_NAME}-${AKANTU_VERSION}")
+set(CPACK_PACKAGE_VERSION "${AKANTU_VERSION}")
 include(CPack)
diff --git a/get_revision.sh b/get_revision.sh
index 412315503..421d07791 100755
--- a/get_revision.sh
+++ b/get_revision.sh
@@ -1,3 +1,4 @@
 #!/bin/bash
 
+hash svn 2>&- || { echo "0" ; exit 0 ; }
 svn info | grep "vision" | head -n 1 | cut -d ":" -f 2
\ No newline at end of file