Always print stack traces for errors during WEP attack

Should make troubleshooting #27 easier.

py/AttackWEP.py

@@ -223,7 +223,16 @@ class AttackWEP(Attack):
                     self.success = False
                     return self.success
             except Exception as e:
-                Color.pl("\n{+} {R}Error: {O}%s{W}" % e)
+                Color.pl("\n{!} {R}Error: {O}%s" % str(e))
+                if Configuration.verbose > 0 or Configuration.print_stack_traces:
+                    Color.pl('\n{!} {O}Full stack trace below')
+                    from traceback import format_exc
+                    Color.p('\n{!}    ')
+                    err = format_exc().strip()
+                    err = err.replace('\n', '\n{!} {C}   ')
+                    err = err.replace('  File', '{W}File')
+                    err = err.replace('  Exception: ', '{R}Exception: {O}')
+                    Color.pl(err)
                 continue
             # End of big try-catch
         # End of for-each-attack-type loop

py/Configuration.py

@@ -27,6 +27,7 @@ class Configuration(object):
         Configuration.initialized = True
 
         Configuration.verbose = 0 # Verbosity level.
+        Configuration.print_stack_traces = True
 
         Configuration.kill_conflicting_processes = False