stage6 testing assessment part2 figures and call from the shell

initial commit for stage 7, mosaicing of predictions and accuracy layers productions

master script stage 6 testing assessment with figures

adding sourcing of relevant script for stage 6 assessment and debugging

master script stage 6 assessment, call to assessment function

master script stage 6, adding and removing relevant and irrelevant parameters

initial commit stage 6 assessement of run automated

master script stage 2_3 changes in query to avoid duplication of climatology database queries

initial commit from stage 2_3 master script from Alberto

master script stage 4_5 changes to take into account climatology step existence and modifcations in storage