Bugfix: postcommands without specified output directory
Bugfix: postcommands without specified output directory

previously, post commands without a specified output directory would
exit

aehrc/ngsane,aehrc/ngsane,clark-lab/ngsane,BauerLab/ngsane,clark-lab/ngsane,clark-lab/ngsane,aehrc/ngsane,BauerLab/ngsane,BauerLab/ngsane,BauerLab/ngsane,aehrc/ngsane,clark-lab/ngsane