multi objective knapsack fixes

fixes multi objective knapsack scaled&weighted plot

multi objective knapsack stable, write_raster fix

multi objective knapsack mvp + cell2fire statistics mean fix without …

…non-fire scenarios

agglomerative clustering support for weighting rasters

plots and ouput write bugfixes for agg.clustering

agglomerative clustering outputs polygon and sieves

agglomerative clustering

c2f.burn.prob. firebreak bug fix

bug ignore firebreaks when calculating burn probability