Reset correctly LDInit buffer  only once  while waiting for valid data
advance to next beta
Make BUGSTOP condition for assertion failure in pressurealtitude when a bad polar file is loaded
Fix definition of RESWP for bad error.
NUMRESWP  9+NUMRESMARKERS
x-NUMRESWP = x - 9 + NUMRESMARKERS instead of x-(9+NUMRESMARKERS)
no consequences in the code except for wrong startupstores diagnostics