Added more if-member-of checks; added simplemde support.

resources/js/text-area-md-support.js

@@ -0,0 +1,17 @@
+          var simplemde = new SimpleMDE({
+            autosave: {
+              enabled: true,
+              uniqueId: "Smeagol-{{page}}",
+              delay: 1000,
+            },
+            indentWithTabs: true,
+            insertTexts: {
+              horizontalRule: ["", "\n\n-----\n\n"],
+              image: ["![](http://", ")"],
+              link: ["[", "](http://)"],
+              table: ["", "\n\n| Column 1 | Column 2 | Column 3 |\n| -------- | -------- | -------- |\n| Text     | Text      | Text     |\n\n"],
+            },
+            showIcons: ["code"], //, "table"], - sadly, markdown-clj does not support tables
+	          spellChecker: true,
+	          status: ["autosave", "lines", "words", "cursor"]
+          });