scaling up mosaicing experiment, using gdal_merge and gdalwarp to resolve mosaicing issue

scaling up mosaicing experiment, testing mosacing function, problems in R related to differences in resolution

scaling up mosacing, setting up function to produce weights based on distance to tile centroids

scaling up mosacing experimation, creating artifical data to experiment with weighted averaging

scaling up mosacing experiment, edits

global scaling up initial commit for mosaicing script to experiment with different weigted averages to deal with boundaries

initial commit for assessment of time series profiles from predicted mosaic for North America year 2010

global assessment part1, obtaining training and testing information from global runs

global assessment part 2, changes to accomodate additional tiles in figure production

assessment part2, first test for year 2003 predictions in reg5 Africa