Use arrows for selecting branches

setup.sh

@@ -112,7 +112,7 @@ function manage_plugins() {
         fi
     done
 
-    function toggle_branch() {
+    function next_branch() {
         case ${plugin_branches[$1]} in
             "") plugin_branches[$1]="master" ;;
             "master") plugin_branches[$1]="develop" ;;
@@ -121,6 +121,15 @@ function manage_plugins() {
         esac
     }
 
+    function previous_branch() {
+        case ${plugin_branches[$1]} in
+            "master") plugin_branches[$1]="" ;;
+            "develop") plugin_branches[$1]="master" ;;
+            "") plugin_branches[$1]="develop" ;;
+            *) >&2; plugin_branches[$1]="" ;;
+        esac
+    }
+
     selection=0
     exit=false
     cancel=false
@@ -157,7 +166,7 @@ function manage_plugins() {
         
         echo ""
         echo "[Arrow Up/Down]    Select Plugin"
-        echo "[Space]         Toggle branch"
+        echo "[Arrow Left/Right] Select branch"
         echo "[Enter]            Continue"
         echo "[Esc]              Cancel"
 
@@ -173,7 +182,8 @@ function manage_plugins() {
         IFS=$SAVEIFS
         case $mode in
             "") if [ "$escape" == true ]; then cancel=true; fi; exit=true ;;
-            " ") toggle_branch $selection ;;
+            "[D") previous_branch $selection ;;
+            "[C") next_branch $selection ;;
             "[A") if [ "$selection" -gt "0" ]; then let selection-=1; fi ;;
             "[B") if [ "$selection" -lt "$num_plugins_minus_one" ]; then let selection+=1; fi ;;
             *) >&2 ;;