Improve title casing

assets/vendor/to-title-case.js

@@ -0,0 +1,22 @@
+/*
+ * To Title Case 2.0.1 – http://individed.com/code/to-title-case/
+ * Copyright © 2008–2012 David Gouch. Licensed under the MIT License.
+ */
+
+String.prototype.toTitleCase = function () {
+    var smallWords = /^(a|an|and|as|at|but|by|en|for|if|in|of|on|or|the|to|vs?\.?|via)$/i;
+
+    return this.replace(/([^\W_]+[^\s-]*) */g, function (match, p1, index, title) {
+        if (index > 0 && index + p1.length !== title.length &&
+            p1.search(smallWords) > -1 && title.charAt(index - 2) !== ":" &&
+            title.charAt(index - 1).search(/[^\s-]/) < 0) {
+            return match.toLowerCase();
+        }
+
+        if (p1.substr(1).search(/[A-Z]|\../) > -1) {
+            return match;
+        }
+
+        return match.charAt(0).toUpperCase() + match.substr(1);
+    });
+};

markdown-actions.js

@@ -38,7 +38,7 @@
                 md = text.toLocaleLowerCase();
                 break;
             case "titlecase":
-                md = text.replace(/\w\S*/g, function (text) {return text.charAt(0).toUpperCase() + text.substr(1).toLowerCase(); });
+                md = text.toTitleCase();
                 break;
             case "selectword":
                 cursor = this.elem.getCursor();