Allowing teamid script to receive ID as its first argument

teamid.sh

@@ -2,14 +2,20 @@
 
 TEAM_ID_FILE=WWDC/TeamID.xcconfig
 
-echo "What is your Apple Developer Team ID? (looks like 1A23BDCD)"
-read TEAM_ID
+if [ -z "$1" ]; then
+  echo "What is your Apple Developer Team ID? (looks like 1A23BDCD)"
+  read TEAM_ID
 
-if [ -z "$TEAM_ID" ]; then
-  echo "You must enter a team id"
-  exit 1
+  if [ -z "$TEAM_ID" ]; then
+    echo "You must enter a team id"
+    exit 1
+  fi
+else
+  TEAM_ID=$1
 fi
 
+echo "Setting team ID to $TEAM_ID"
+
 echo "// This file was automatically generated, do not edit directly." > $TEAM_ID_FILE
 echo "" >> $TEAM_ID_FILE
 echo "DEVELOPMENT_TEAM=$TEAM_ID" >> $TEAM_ID_FILE