Add utility shell func to show python proc.

modules/rhizo_base/templates/rccn-functions.sh.erb

@@ -111,6 +111,10 @@ ns () {
   expect -c 'spawn -noecho telnet 0 4245; expect >; send enable\r; expect #; send "show ns\r"; expect #' | grep ALIVE;
 }
 
+pp () {
+  ps awxf | grep [p]ython
+}
+
 op () {
   ps awxf | grep [o]smo\-
 }