Manage the YAML files into the explicit filter ordering.

[jiaruidong2017]

• The UFO filters are rearranged by using the explicit filter ordering with obs pre filters, obs prior filters and obs post filters options.
• Add Temporal Thinning filter into the obs post filters section and and arrange it after the Background Check filter and before the Buddy check filter.
• Rename the IMS IODA file name and copy it into the rundir/obs directory for the late use in the snow analysis in the global workflow (Setup the snow DA analysis to update to the enkf ensemble members global-workflow#2033).