diff --git a/common/locale/en-US/various.xml b/common/locale/en-US/various.xml
index c66f85d6..da02cd66 100644
--- a/common/locale/en-US/various.xml
+++ b/common/locale/en-US/various.xml
@@ -198,6 +198,7 @@
             <dt>downloads   </dt>       <dd>Download history</dd>
             <dt>formdata    </dt>       <dd>Saved form and search history</dd>
             <dt>history     </dt>       <dd>Browsing history</dd>
+            <dt>host        </dt>       <dd>All data from the given host</dd>
             <dt>marks       </dt>       <dd>Local and URL marks</dd>
             <dt>macros      </dt>       <dd>Saved macros</dd>
             <dt>messages    </dt>       <dd>Saved <ex>:messages</ex></dd>
@@ -225,27 +226,27 @@
 
         <note>
             The following items are always cleared entirely, regardless of
-            <a>timeframe</a>: <em>cache</em>, <em>offlineapps</em>,
+            <a>timeframe</a>: <em>cache</em>, <em>host</em>, <em>offlineapps</em>,
             <em>passwords</em>, <em>sessions</em>, <em>sitesettings</em>.
-            Conversely, <em>options</em> are never cleared unless a host is
-            specified.
+            Conversely, <em>host</em> and <em>options</em> are never cleared
+            unless a host is specified.
         </note>
 
         <p>
             If <a>host</a> (short name <em>-h</em>) is specified, only items
             containing a reference to that domain or a subdomain thereof are
-            cleared. Moreover, if <em>commandline</em> or <em>history</em> is
-            specified, the invocation of the <em>:sanitize</em> command is
-            naturally cleared as well.
+            cleared. Moreover, if either of <em>commandline</em> or
+            <em>history</em> is specified, the invocation of the
+            <em>:sanitize</em> command is naturally cleared as well.
         </p>
 
         <note>
             This only applies to <em>commandline</em>, <em>cookies</em>,
             <em>history</em>, <em>marks</em>, <em>messages</em>,
             <em>options</em>, and <em>sitesettings</em>. All other
-            domain-specific data is cleared only along with <em>history</em>,
+            domain-specific data is cleared only along with <em>host</em>,
             when a request is made to &dactyl.host; to purge all data for
-            <em>host</em>. Included in this purge are all matching history
+            <a>host</a>. Included in this purge are all matching history
             entries, cookies, closed tabs, form data, and location bar
             entries.
         </note>
diff --git a/common/modules/config.jsm b/common/modules/config.jsm
index 33242e9b..bc52366c 100644
--- a/common/modules/config.jsm
+++ b/common/modules/config.jsm
@@ -113,7 +113,7 @@ var ConfigBase = Class("ConfigBase", {
                     io.pathSearch("hg")) {
                 return io.system(["hg", "-R", uri.file.parent.path,
                                   "log", "-r.",
-                                  "--template=hg{rev} ({date|isodate})"]);
+                                  "--template=hg{rev} ({date|isodate})"]).output;
             }
         }
         let version = this.addon.version;
diff --git a/common/modules/io.jsm b/common/modules/io.jsm
index 58d2fb6b..0aaa3c9e 100644
--- a/common/modules/io.jsm
+++ b/common/modules/io.jsm
@@ -436,7 +436,7 @@ var IO = Module("io", {
      *
      * @param {string} command The command to run.
      * @param {string} input Any input to be provided to the command on stdin.
-     * @returns {string}
+     * @returns {object}
      */
     system: function (command, input) {
         util.dactyl.echomsg("Calling shell to execute: " + command, 4);
@@ -472,7 +472,8 @@ var IO = Module("io", {
                 __noSuchMethod__: function (meth, args) this.output[meth].apply(this.output, args),
                 valueOf: function () this.output,
                 output: stdout.read().replace(/^(.*)\n$/, "$1"),
-                returnValue: res
+                returnValue: res,
+                toString: function () this.output
             };
         }) || "";
     },
diff --git a/common/modules/sanitizer.jsm b/common/modules/sanitizer.jsm
index b4cd74f6..47f402e8 100644
--- a/common/modules/sanitizer.jsm
+++ b/common/modules/sanitizer.jsm
@@ -78,7 +78,6 @@ var Sanitizer = Module("sanitizer", XPCOM([Ci.nsIObserver, Ci.nsISupportsWeakRef
         this.addItem("cache",       { builtin: true, description: "Cache" });
         this.addItem("downloads",   { builtin: true, description: "Download history" });
         this.addItem("formdata",    { builtin: true, description: "Saved form and search history" });
-        this.addItem("history",     { builtin: true, description: "Browsing history", sessionHistory: true });
         this.addItem("offlineapps", { builtin: true, description: "Offline website data" });
         this.addItem("passwords",   { builtin: true, description: "Saved passwords" });
         this.addItem("sessions",    { builtin: true, description: "Authenticated sessions" });
@@ -96,6 +95,32 @@ var Sanitizer = Module("sanitizer", XPCOM([Ci.nsIObserver, Ci.nsISupportsWeakRef
             },
             override: true
         });
+        this.addItem("history", {
+            builtin: true,
+            description: "Browsing history",
+            persistent: true,
+            sessionHistory: true,
+            action: function (range, host) {
+                if (host)
+                    services.history.removePagesFromHost(host, true);
+                else
+                    services.history.removeVisitsByTimeframe(this.range.min, this.range.max);
+
+                if (!host)
+                    services.observer.notifyObservers(null, "browser:purge-session-history", "");
+
+                if (!host || util.isDomainURL(prefs.get("general.open_location.last_url"), host))
+                    prefs.reset("general.open_location.last_url");
+            },
+            override: true
+        });
+        this.addItem("host", {
+            description: "All data from the given host",
+            action: function (range, host) {
+                if (host)
+                    services.privateBrowsing.removeDataFromDomain(host);
+            }
+        });
         this.addItem("sitesettings", {
             builtin: true,
             description: "Site preferences",
@@ -398,8 +423,6 @@ var Sanitizer = Module("sanitizer", XPCOM([Ci.nsIObserver, Ci.nsISupportsWeakRef
                 if (args["-host"]) {
                     args["-host"].forEach(function (host) {
                         sanitizer.sanitizing = true;
-                        if (items.indexOf("history") > -1)
-                            services.privateBrowsing.removeDataFromDomain(host);
                         sanitizer.sanitizeItems(items, range, host)
                     });
                 }