Fix pbsdsh jobnames starting with a period

Fix a crash that occurred when the 14 character truncation of the
filename for an egs-parallel pbsdsh job ended up starting with a '.'.
The first character is now trimmed away if that is the case, so the job
name is only 13 characters.

HEN_HOUSE/scripts/egs-parallel-pbs

@@ -124,6 +124,10 @@ trim=$(( $(echo $jobname | wc -c) - 14 ))
 if [ $trim -gt 0 ]; then
  jobname=$(echo $jobname | cut -c $trim-)
 fi
+### job names can't start with a '.', hopefully the next character is OK
+if [[ ${jobname::1} == "." ]]; then
+ jobname="${jobname:1}"
+fi
 log "job name: $jobname"
 
 ### remove existing egsjob and lock files

HEN_HOUSE/scripts/egs-parallel-pbsdsh

@@ -114,6 +114,10 @@ trim=$(( $(echo $jobname | wc -c) - 14 ))
 if [ $trim -gt 0 ]; then
  jobname=$(echo $jobname | cut -c $trim-)
 fi
+### job names can't start with a '.', hopefully the next character is OK
+if [[ ${jobname::1} == "." ]]; then
+ jobname="${jobname:1}"
+fi
 log "job name: $jobname"
 
 ### create pbsdsh directory to store task files for job numbers (remove existing directory)