- Add "/gempak" subfolder to several HPCUKMET, grid, and grid3 path
variables used in gempak ush scripts for ukmet data
- Boi Vuong and Wei Wei tested on WCOSS2 to confirm GDAS ukmet data
match in terms of size between WCOSS1 and WCOSS2

Refs: #399

Add needed gempak subfolder to gempak ush scripts

- add obsproc_run_ver and prepobs_run_ver to wcoss2.ver for use when
pointing to package installs during prep job

Refs: #399

- add modulefile load from prepobs install
- update JJOB name to JOBSPROC_GLOBAL_PREP and path to adjusted install
location variable $HOMEobsproc

Refs: #399

- change HOMEobsproc_prep to HOMEobsproc
- remove HOMEobsproc_network and HOMEobsproc_global; replace with
HOMEprepobs
- point HOMEobsproc to group account BASE_GIT obsproc install using new
obsproc_run_ver variable set in $target.ver files
- point HOMEprepobs to group account BASE_GIT prepobs install using new
prepobs_run_ver variable set in $target.ver files

Refs: #399

- remove HOMEobsproc_prep, HOMEobsproc_network, and HOMEobsproc_global
- add HOMEobsproc and point it to NCO ops install location

Refs: #399

Update prep job functionality to use new WCOSS2-port obsproc/prepobs packages