lots of minor bug fixes and tweaks to the command line

plugins/pilot/lib/types/basic.js

@@ -158,8 +158,13 @@ SelectionType.prototype.parse = function(str) {
         return new Conversion(matchedValue);
     }
     else {
+        // This is something of a hack. settings
+        if (this.noMatch) {
+            this.noMatch();
+        }
+
         if (completions.length > 0) {
-            var msg = 'Several possibilities' +
+            var msg = 'Possibilities' +
                 (str.length === 0 ? '' : ' for \'' + str + '\'');
             return new Conversion(null, Status.INCOMPLETE, msg, completions);
         }

plugins/pilot/lib/types/settings.js

@@ -66,6 +66,9 @@ var setting = new SelectionType({
     fromString: function(str) {
         lastSetting = settings.getSetting(str);
         return lastSetting;
+    },
+    noMatch: function() {
+        lastSetting = null;
     }
 });
 
@@ -76,7 +79,12 @@ var setting = new SelectionType({
 var settingValue = new DeferredType({
     name: 'settingValue',
     defer: function() {
-        return lastSetting.type;
+        if (lastSetting) {
+            return lastSetting.type;
+        }
+        else {
+            return types.getType('text');
+        }
     }
 });