diff --git a/mithril.js b/mithril.js
index b5d5203c..f4c77a2e 100644
--- a/mithril.js
+++ b/mithril.js
@@ -82,8 +82,8 @@ hyperscript.fragment = function(attrs1, children) {
 }
 var m = hyperscript
 /** @constructor */
-var PromisePolyfill0 = function(executor) {
-	if (!(this instanceof PromisePolyfill0)) throw new Error("Promise must be called with `new`")
+var PromisePolyfill = function(executor) {
+	if (!(this instanceof PromisePolyfill)) throw new Error("Promise must be called with `new`")
 	if (typeof executor !== "function") throw new TypeError("executor must be a function")
 	var self = this, resolvers = [], rejectors = [], resolveCurrent = handler(resolvers, true), rejectCurrent = handler(rejectors, false)
 	var instance = self._instance = {resolvers: resolvers, rejectors: rejectors}
@@ -124,7 +124,7 @@ var PromisePolyfill0 = function(executor) {
 	}
 	executeOnce(executor)
 }
-PromisePolyfill0.prototype.then = function(onFulfilled, onRejection) {
+PromisePolyfill.prototype.then = function(onFulfilled, onRejection) {
 	var self = this, instance = self._instance
 	function handle(callback, list, next, state) {
 		list.push(function(value) {
@@ -134,22 +134,22 @@ PromisePolyfill0.prototype.then = function(onFulfilled, onRejection) {
 		if (typeof instance.retry === "function" && state === instance.state) instance.retry()
 	}
 	var resolveNext, rejectNext
-	var promise = new PromisePolyfill0(function(resolve, reject) {resolveNext = resolve, rejectNext = reject})
+	var promise = new PromisePolyfill(function(resolve, reject) {resolveNext = resolve, rejectNext = reject})
 	handle(onFulfilled, instance.resolvers, resolveNext, true), handle(onRejection, instance.rejectors, rejectNext, false)
 	return promise
 }
-PromisePolyfill0.prototype.catch = function(onRejection) {
+PromisePolyfill.prototype.catch = function(onRejection) {
 	return this.then(null, onRejection)
 }
-PromisePolyfill0.resolve = function(value) {
-	if (value instanceof PromisePolyfill0) return value
-	return new PromisePolyfill0(function(resolve) {resolve(value)})
+PromisePolyfill.resolve = function(value) {
+	if (value instanceof PromisePolyfill) return value
+	return new PromisePolyfill(function(resolve) {resolve(value)})
 }
-PromisePolyfill0.reject = function(value) {
-	return new PromisePolyfill0(function(resolve, reject) {reject(value)})
+PromisePolyfill.reject = function(value) {
+	return new PromisePolyfill(function(resolve, reject) {reject(value)})
 }
-PromisePolyfill0.all = function(list) {
-	return new PromisePolyfill0(function(resolve, reject) {
+PromisePolyfill.all = function(list) {
+	return new PromisePolyfill(function(resolve, reject) {
 		var total = list.length, count = 0, values = []
 		if (list.length === 0) resolve([])
 		else for (var i = 0; i < list.length; i++) {
@@ -167,18 +167,21 @@ PromisePolyfill0.all = function(list) {
 		}
 	})
 }
-PromisePolyfill0.race = function(list) {
-	return new PromisePolyfill0(function(resolve, reject) {
+PromisePolyfill.race = function(list) {
+	return new PromisePolyfill(function(resolve, reject) {
 		for (var i = 0; i < list.length; i++) {
 			list[i].then(resolve, reject)
 		}
 	})
 }
-if (typeof Promise === "undefined") {
-	if (typeof window !== "undefined") window.Promise = PromisePolyfill0
-	else if (typeof global !== "undefined") global.Promise = PromisePolyfill0
+if (typeof window !== "undefined") {
+	if (typeof window.Promise === "undefined") window.Promise = PromisePolyfill
+	var PromisePolyfill = window.Promise
+} else if (typeof global !== "undefined") {
+	if (typeof global.Promise === "undefined") global.Promise = PromisePolyfill
+	var PromisePolyfill = global.Promise
+} else {
 }
-var PromisePolyfill = typeof Promise !== "undefined" ? Promise : PromisePolyfill0
 var buildQueryString = function(object) {
 	if (Object.prototype.toString.call(object) !== "[object Object]") return ""
 	var args = []
@@ -695,15 +698,6 @@ var coreRenderer = function($window) {
 			}
 		}
 	}
-	function once(f) {
-		var called = false
-		return function() {
-			if (!called) {
-				called = true
-				f()
-			}
-		}
-	}
 	function removeNode(vnode, context) {
 		var expected = 1, called = 0
 		if (vnode.attrs && vnode.attrs.onbeforeremove) {
diff --git a/mithril.min.js b/mithril.min.js
index a9424e7a..2034f4f6 100644
--- a/mithril.min.js
+++ b/mithril.min.js
@@ -1,41 +1,42 @@
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+b.text.toString()&&(h.dom.firstChild.nodeValue=b.text):(null!=h.text&&(h.children=[w("#",void 0,void 0,h.text,void 0,h.dom.firstChild)]),null!=b.text&&(b.children=[w("#",void 0,void 0,b.text,void 0,void 0)]),l(f,h.children,b.children,c,null,a))}else b.instance=w.normalize(b.tag.view.call(b.state,b)),K(b.tag,b,c,q),null!=b.instance?(null==h.instance?m(a,g(b.instance,c,n),f):k(a,h.instance,b.instance,c,f,q,n),b.dom=b.instance.dom,b.domSize=b.instance.domSize):null!=h.instance?(C(h.instance,null),b.dom=
+void 0,b.domSize=0):(b.dom=h.dom,b.domSize=h.domSize)}else C(h,null),m(a,g(b,c,n),f)}function r(a){var b=a.domSize;if(null!=b||null==a.dom){var e=B.createDocumentFragment();if(0<b){for(a=a.dom;--b;)e.appendChild(a.nextSibling);e.insertBefore(a,e.firstChild)}return e}return a.dom}function q(a,b,c){for(;b<a.length;b++)if(null!=a[b]&&null!=a[b].dom)return a[b].dom;return c}function m(a,b,c){c&&c.parentNode?a.insertBefore(b,c):a.appendChild(b)}function u(a){var b=a.children;if(null!=b&&1===b.length&&
+"<"===b[0].tag)b=b[0].children,a.dom.innerHTML!==b&&(a.dom.innerHTML=b);else if(null!=a.text||null!=b&&0!==b.length)throw Error("Child node of a contenteditable must be trusted");}function b(a,b,c,d){for(;b<c;b++){var e=a[b];null!=e&&(e.skip?e.skip=!1:C(e,d))}}function C(a,b){function e(){if(++h===c&&(n(a),a.dom)){var e=a.domSize||1;if(1<e)for(var d=a.dom;--e;){var f=d.nextSibling,g=f.parentNode;null!=g&&g.removeChild(f)}e=a.dom;d=e.parentNode;null!=d&&d.removeChild(e);if(e=null!=b&&null==a.domSize)e=
+a.attrs,e=!(null!=e&&(e.oncreate||e.onupdate||e.onbeforeremove||e.onremove));e&&"string"===typeof a.tag&&(b.pool?b.pool.push(a):b.pool=[a])}}var c=1,h=0;if(a.attrs&&a.attrs.onbeforeremove){var d=a.attrs.onbeforeremove.call(a.state,a);null!=d&&"function"===typeof d.then&&(c++,d.then(e,e))}"string"!==typeof a.tag&&a.tag.onbeforeremove&&(d=a.tag.onbeforeremove.call(a.state,a),null!=d&&"function"===typeof d.then&&(c++,d.then(e,e)));e()}function n(a){a.attrs&&a.attrs.onremove&&a.attrs.onremove.call(a.state,
+a);"string"!==typeof a.tag&&a.tag.onremove&&a.tag.onremove.call(a.state,a);if(null!=a.instance)n(a.instance);else if(a=a.children,a instanceof Array)for(var b=0;b<a.length;b++){var e=a[b];null!=e&&n(e)}}function z(a,b,c,d,f){var e=a.dom;if("key"!==b&&"is"!==b&&(c!==d||"value"===b||"checked"===b||"selectedIndex"===b||"selected"===b&&a.dom===B.activeElement||"object"===typeof d)&&"undefined"!==typeof d&&!x(b)){var h=b.indexOf(":");if(-1<h&&"xlink"===b.substr(0,h))e.setAttributeNS("http://www.w3.org/1999/xlink",
+b.slice(h+1),d);else if("o"===b[0]&&"n"===b[1]&&"function"===typeof d)A(a,b,d);else if("style"===b)if(a=c,a===d&&(e.style.cssText="",a=null),null==d)e.style.cssText="";else if("string"===typeof d)e.style.cssText=d;else{"string"===typeof a&&(e.style.cssText="");for(var g in d)e.style[g]=d[g];if(null!=a&&"string"!==typeof a)for(g in a)g in d||(e.style[g]="")}else b in e&&"href"!==b&&"list"!==b&&"form"!==b&&"width"!==b&&"height"!==b&&void 0===f&&!(a.attrs.is||-1<a.tag.indexOf("-"))?"input"===a.tag&&
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+a);D.call(e,a);return b};if(b in e)e[b]="function"===typeof c?d:null;else{var f=b.slice(2);void 0===a.events&&(a.events={});a.events[b]!==d&&(null!=a.events[b]&&e.removeEventListener(f,a.events[b],!1),"function"===typeof c&&(a.events[b]=d,e.addEventListener(f,a.events[b],!1)))}}function H(a,b,c){"function"===typeof a.oninit&&a.oninit.call(b.state,b);"function"===typeof a.oncreate&&c.push(a.oncreate.bind(b.state,b))}function K(a,b,c,d){d?H(a,b,c):"function"===typeof a.onupdate&&c.push(a.onupdate.bind(b.state,
+b))}var B=a.document,L=B.createDocumentFragment(),D;return{render:function(a,b){if(!a)throw Error("Ensure the DOM element being passed to m.route/m.mount/m.render is not undefined.");var c=[],d=B.activeElement;null==a.vnodes&&(a.textContent="");b instanceof Array||(b=[b]);l(a,a.vnodes,w.normalizeChildren(b),c,null,void 0);a.vnodes=b;for(var e=0;e<c.length;e++)c[e]();B.activeElement!==d&&d.focus()},setEventCallback:function(a){return D=a}}},F=function(a){function c(a){a=d.indexOf(a);-1<a&&d.splice(a,
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+x,J=function(a){if(""===a||null==a)return{};"?"===a.charAt(0)&&(a=a.slice(1));a=a.split("&");for(var c={},g={},d=0;d<a.length;d++){var f=a[d].split("="),l=decodeURIComponent(f[0]),f=2===f.length?decodeURIComponent(f[1]):"";"true"===f?f=!0:"false"===f&&(f=!1);var k=l.split(/\]\[?|\[/),r=c;-1<l.indexOf("[")&&k.pop();for(var q=0;q<k.length;q++){var l=k[q],m=k[q+1],m=""==m||!isNaN(parseInt(m,10)),u=q===k.length-1;""===l&&(l=k.slice(0,q).join(),null==g[l]&&(g[l]=0),l=g[l]++);null==r[l]&&(r[l]=u?f:m?[]:
+{});r=r[l]}}return c},R=function(a){function c(c){var d=a.location[c].replace(/(?:%[a-f89][a-f0-9])+/gim,decodeURIComponent);"pathname"===c&&"/"!==d[0]&&(d="/"+d);return d}function g(a){return function(){null==k&&(k=l(function(){k=null;a()}))}}function d(a,c,d){var b=a.indexOf("?"),f=a.indexOf("#"),g=-1<b?b:-1<f?f:a.length;if(-1<b){var b=J(a.slice(b+1,-1<f?f:a.length)),k;for(k in b)c[k]=b[k]}if(-1<f)for(k in c=J(a.slice(f+1)),c)d[k]=c[k];return a.slice(0,g)}var f="function"===typeof a.history.pushState,
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\ No newline at end of file
diff --git a/ospec/bin/ospec b/ospec/bin/ospec
index 49b3ddc0..45c00a35 100644
--- a/ospec/bin/ospec
+++ b/ospec/bin/ospec
@@ -15,6 +15,7 @@ function traverseDirectory(pathname, callback) {
 					if (err) reject(err)
 					var promises = []
 					for (var i = 0; i < pathnames.length; i++) {
+						if (pathnames[i] === "node_modules") continue
 						pathnames[i] = path.join(pathname, pathnames[i])
 						promises.push(traverseDirectory(pathnames[i], callback))
 					}
@@ -31,7 +32,6 @@ function traverseDirectory(pathname, callback) {
 }
 
 traverseDirectory(".", function(pathname, stat, children) {
-	if (pathname.indexOf("node_modules") > -1) return
 	if (pathname.match(/(?:^|\/)tests\/.*\.js$/)) {
 		require(path.normalize(process.cwd()) + "/" + pathname)
 	}
diff --git a/promise/promise.js b/promise/promise.js
index f24766d1..53aefecc 100644
--- a/promise/promise.js
+++ b/promise/promise.js
@@ -95,9 +95,12 @@ PromisePolyfill.race = function(list) {
 	})
 }
 
-if (typeof Promise === "undefined") {
-	if (typeof window !== "undefined") window.Promise = PromisePolyfill
-	else if (typeof global !== "undefined") global.Promise = PromisePolyfill
+if (typeof window !== "undefined") {
+	if (typeof window.Promise === "undefined") window.Promise = PromisePolyfill
+	module.exports = window.Promise
+} else if (typeof global !== "undefined") {
+	if (typeof global.Promise === "undefined") global.Promise = PromisePolyfill
+	module.exports = global.Promise
+} else {
+	module.exports = PromisePolyfill
 }
-
-module.exports = typeof Promise !== "undefined" ? Promise : PromisePolyfill
\ No newline at end of file