Replace typo.js with nspell- which is much much faster at long word s…

…uggestions and is way more maintained

Typo js is very very slow at suggestions for long misspelled words! It's also not as popular atm.
See cfinke/Typo.js#56

spellcheck_ace.js

@@ -1,10 +1,10 @@
-// You also need to load in typo.js and jquery.js
-
+// You also need to load in nspell.js and jquery.js
+const nspell = require('nspell');
 // You should configure these classes.
-var editor = "editor"; // This should be the id of your editor element.
-var lang = "en_US";
-var dicPath = "dictionaries/en_US/en_US.dic";
-var affPath = "dictionaries/en_US/en_US.aff";
+const editor = "editor"; // This should be the id of your editor element.
+
+const dicPath = "dictionaries/en_US/en_US.dic";
+const affPath = "dictionaries/en_US/en_US.aff";
 
 // Make red underline for gutter and words.
 $("<style type='text/css'>.ace_marker-layer .misspelled { position: absolute; z-index: -2; border-bottom: 1px solid red; margin-bottom: -1px; }</style>").appendTo("head");
@@ -20,7 +20,7 @@ $.get(dicPath, function(data) {
 	  affData = data;
   }).done(function() {
   	console.log("Dictionary loaded");
-    dictionary = new Typo(lang, affData, dicData);
+    dictionary = new nspell(affData, dicData);
   });
 });
 
@@ -32,7 +32,7 @@ function misspelled(line) {
 	for (word in words) {
 		var x = words[word] + "";
 		var checkWord = x.replace(/[^a-zA-Z\-']/g, '');
-	  if (!dictionary.check(checkWord)) {
+	  if (!dictionary.correct(checkWord)) {
 	    bads[bads.length] = [i, i + words[word].length];
 	  }
 	  i += words[word].length + 1;
@@ -121,10 +121,8 @@ function clear_spellcheck_markers() {
 	};
 }
 
-function suggest_word_for_misspelled(misspelledWord) {
-	var is_spelled_correctly = dictionary.check(misspelledWord);
-
+function suggest_word_for_misspelled(misspelledWord) {	
 	var array_of_suggestions = dictionary.suggest(misspelledWord);
-	if (is_spelled_correctly || array_of_suggestions.length === 0) { return false }
+	if (array_of_suggestions.length === 0) { return false }
 	return array_of_suggestions
 }