diff --git a/common/bootstrap.js b/common/bootstrap.js
index e84b7a6d..30637ee9 100755
--- a/common/bootstrap.js
+++ b/common/bootstrap.js
@@ -32,6 +32,7 @@ function reportError(e) {
 
 function httpGet(url) {
     let xmlhttp = Cc["@mozilla.org/xmlextras/xmlhttprequest;1"].createInstance(Ci.nsIXMLHttpRequest);
+    xmlhttp.overrideMimeType("text/plain");
     xmlhttp.open("GET", url, false);
     xmlhttp.send(null);
     return xmlhttp;
diff --git a/common/content/bookmarks.js b/common/content/bookmarks.js
index 9bec779b..f7174707 100644
--- a/common/content/bookmarks.js
+++ b/common/content/bookmarks.js
@@ -520,8 +520,8 @@ var Bookmarks = Module("bookmarks", {
                     commandline.input("This will delete all bookmarks. Would you like to continue? (yes/[no]) ",
                         function (resp) {
                             if (resp && resp.match(/^y(es)?$/i)) {
-                                Object.keys(bookmarkcache.bookmarks).forEach(function (id) { services.bookmarks.removeItem(id); });
-                                dactyl.echomsg("All bookmarks deleted", 1, commandline.FORCE_SINGLELINE);
+                                bookmarks.remove(Object.keys(bookmarkcache.bookmarks));
+                                dactyl.echomsg("All bookmarks deleted");
                             }
                         });
                 else {
@@ -534,8 +534,7 @@ var Bookmarks = Module("bookmarks", {
                         var deletedCount = bookmarks.remove(context.allItems.items.map(function (item) item.item.id));
                     }
 
-                    dactyl.echomsg({ message: deletedCount + " bookmark(s) deleted" },
-                                   1, commandline.FORCE_SINGLELINE);
+                    dactyl.echomsg({ message: deletedCount + " bookmark(s) deleted" });
                 }
 
             },
diff --git a/common/content/commandline.js b/common/content/commandline.js
index ba7616d7..0ffd2bbe 100644
--- a/common/content/commandline.js
+++ b/common/content/commandline.js
@@ -430,7 +430,7 @@ var CommandExMode = Class("CommandExMode", CommandMode, {
 
 var CommandPromptMode = Class("CommandPromptMode", CommandMode, {
     init: function init(prompt, params) {
-        this.prompt = prompt;
+        this.prompt = isArray(prompt) ? prompt : ["Question", prompt];
         update(this, params);
         init.supercall(this);
     },
@@ -752,7 +752,7 @@ var CommandLine = Module("commandline", {
     input: function _input(prompt, callback, extra) {
         extra = extra || {};
 
-        CommandPromptMode(prompt, extra).open();
+        CommandPromptMode(prompt, update({ onSubmit: callback }, extra)).open();
     },
 
     readHeredoc: function readHeredoc(end) {
diff --git a/common/modules/util.jsm b/common/modules/util.jsm
index 94b3efaa..02d4b1dd 100644
--- a/common/modules/util.jsm
+++ b/common/modules/util.jsm
@@ -760,14 +760,21 @@ var Util = Module("Util", XPCOM([Ci.nsIObserver, Ci.nsISupportsWeakReference]),
      * @returns {XMLHttpRequest}
      */
     httpGet: function httpGet(url, callback, self) {
+        let params = callback;
+        if (!isObject(params))
+            params = { callback: params && function () callback.apply(self, arguments) };
+
         try {
             let xmlhttp = services.Xmlhttp();
             xmlhttp.mozBackgroundRequest = true;
-            if (callback) {
-                xmlhttp.onload = function handler(event) { util.trapErrors(callback, self, xmlhttp, event) };
+            if (params.callback) {
+                xmlhttp.onload = function handler(event) { util.trapErrors(params.callback, params, xmlhttp, event) };
                 xmlhttp.onerror = xmlhttp.onload;
             }
-            xmlhttp.open("GET", url, !!callback);
+            if (params.mimeType)
+                xmlhttp.overrideMimeType(params.mimeType);
+
+            xmlhttp.open(params.method || "GET", url, !!params.callback, params.user, params.pass);
             xmlhttp.send(null);
             return xmlhttp;
         }