Shorten comments for jscs satisfaction

examples/knockoutjs_require/js/viewmodels/todo.js

@@ -55,7 +55,7 @@ define([
 			var trimmedTitle = title.trim();
 
 			// Observable value changes are not triggered if they're consisting of whitespaces only
-			// Therefore we've to compare untrimmed version with a trimmed one to chech whether anything changed
+			// Therefore, compare untrimmed version with a trimmed one to check whether anything changed
 			// And if yes, we've to set the new value manually
 			if (title !== trimmedTitle) {
 				item.title(trimmedTitle);
@@ -106,7 +106,8 @@ define([
 
 		// internal computed observable that fires whenever anything changes in our todos
 		ko.computed(function () {
-			// store a clean copy to local storage, which also creates a dependency on the observableArray and all observables in each item
+			// store a clean copy to local storage, which also creates a dependency
+			// on the observableArray and all observables in each item
 			window.localStorage.setItem(g.localStorageItem, ko.toJSON(self.todos));
 		}).extend({
 			rateLimit: { timeout: 500, method: 'notifyWhenChangesStop' }