groundStation: Add script for batch setting of PID constants

groundStation/scripts/parameters.txt

+lat p 1.0
+lat i 1.0
+lat d 1.0
+long p 1.0
+long i 1.0
+long d 1.0
+height p 1.0
+height i 1.0
+height d 1.0
+pitch p 1.0
+pitch i 1.0
+pitch d 1.0
+roll p 1.0
+roll i 1.0
+roll d 1.0
+yaw p 1.0
+yaw i 1.0
+yaw d 1.0
+pitchv p 1.0
+pitchv i 1.0
+pitchv d 1.0
+rollv p 1.0
+rollv i 1.0
+rollv d 1.0
+yawv p 1.0
+yawv i 1.0
+yawv d 1.0

groundStation/scripts/setpid_batch.sh

+#!/bin/bash
+
+# Use default filename if it wasn't given at the command line
+if [ $# -eq 0 ]; then
+    filename="parameters.txt"
+else
+    filename=$1
+fi
+
+# Define the regular expression used for grep to define accepted line
+regex='(lat|long|height|pitch|roll|yaw|pitchv|rollv|yawv) (p|i|d) ([-+]?[0-9]*\.?[0-9]+)'
+
+# the awk program to assemble the correct pieces of the string for a ./Cli call
+awk_prog='{print "./Cli setpid" " " "--" $1 " " "-" $2 " " $3}'
+
+# Search, parse, and execute ./Cli commands
+grep -E "$regex" $filename | awk "$awk_prog" | bash