badA.txt and badB.txt are example bad inputs generated from running the attack generators: attack-gradeA.no_strata and attack-gradeB.no_strata
changes to makefile to use ps_*.sh commands, and bug fixes to ps_* scripts now that they've been tested
Fixes to have ps_analyze.sh, etc. ps_analyze.sh now does concolic testing and generates the MEDS plugin.