adding eval, exec sinks

Author: bchurchill

pyt/vulnerability_definitions/all_trigger_words.pyt

@@ -32,6 +32,8 @@
         },
         "commands.getoutput(": {},
         "commands.getstatusoutput(": {},
+	"eval(": {},
+	"exec(": {},
         "execute(": {},
         "filter(": {},
         "flash(": {},