examining stations extracted with histogram, assessment product part 1

adding all tested options from the command line for mosaicing stage 7

more testing of stage 7 with observation maps of n

testing the new gdal_merge function with option resolution and extent

testing debugged change in mosaic with region 1

more changes to skip matching to LST, as reference in the mosaicing script

modifying mosaic function script to use reference raster as output

global product part1, combined figure of stations per day for Africa

master script stage 8 combined assessment from multiple regions, running changes

global assessment building accuracy and station table, combined by region