added utils/BOAST_framework_to_develop_the_CUDA_and_OpenCL_routines_of_SPECFEM/tutorials_BOAST_for_OpenCL_and_CUDA_programming_of_SPECFEM3D_kernels_Brice_Videau_Kevin_Pouget_Jean_Francois_Mehaut_jun2014.pdf
added utils/BOAST_web_site_official_URL.txt
Merge pull request #158 from komatits/devel

added utils/BOAST_framework_to_develop_the_CUDA_and_OpenCL_routines_of_S...
moved a file
updated the URL of BOAST
put Matthieu Lefebvre's support for ADIOS_FOR_UNDO_ATTENUATION back (they had been lost when CIG got rid of the Git submodules)
Merge pull request #161 from komatits/devel

put Matthieu Lefebvre's support for ADIOS_FOR_UNDO_ATTENUATION back (the...
added a stop statement if the first time step entered by the user is negative
added utils/trick_that_can_be_used_to_easily_create_weak_scaling_curves.txt
added the script download_the_whole_topography_database_if_you_want_other_topographic_models.bash
acknowledge Geza Seriani and Enrico Priolo in the users manual