Disable autocorrection on mobile and hack to hide blinking caret on desktop

Disabling autocorrection is straightforward, unfortunately the blinking
caret it’s not… I added a hack to hide the caret that will work on
desktop browsers but it won’t on mobile safari.

Caret is browser dependent and there is no CSS code to modify it.

public/wetty/hterm_all.js

@@ -8376,6 +8376,9 @@ hterm.ScrollPort.prototype.decorate = function(div) {
   // the collision.
   this.screen_ = doc.createElement('x-screen');
   this.screen_.setAttribute('contenteditable', '');
+  this.screen_.setAttribute('spellcheck', 'false');
+  this.screen_.setAttribute('autocorrect', 'false');
+  this.screen_.setAttribute('autocomplete', 'false');
   this.screen_.setAttribute('role', 'textbox');
   this.screen_.setAttribute('tabindex', '-1');
   this.screen_.style.cssText = (
@@ -8526,7 +8529,7 @@ hterm.ScrollPort.prototype.getForegroundColor = function() {
 };
 
 hterm.ScrollPort.prototype.setForegroundColor = function(color) {
-  this.screen_.style.color = color;
+  //this.screen_.style.color = color;
 };
 
 hterm.ScrollPort.prototype.getBackgroundColor = function() {
@@ -12826,14 +12829,17 @@ hterm.TextAttributes.prototype.isDefault = function() {
  *     attributes.
  */
 hterm.TextAttributes.prototype.createContainer = function(opt_textContent) {
-  if (this.isDefault())
+  //if (this.isDefault())
-    return this.document_.createTextNode(opt_textContent);
+  //  return this.document_.createTextNode(opt_textContent);
 
   var span = this.document_.createElement('span');
   var style = span.style;
 
-  if (this.foreground != this.DEFAULT_COLOR)
+  if (this.foreground != this.DEFAULT_COLOR) {
     style.color = this.foreground;
+  } else {
+    style.color = this.defaultForeground;
+  }
 
   if (this.background != this.DEFAULT_COLOR)
     style.backgroundColor = this.background;
@@ -12894,6 +12900,7 @@ hterm.TextAttributes.prototype.createContainer = function(opt_textContent) {
  *     this attributes instance.
  */
 hterm.TextAttributes.prototype.matchesContainer = function(obj) {
+  return false;
   if (typeof obj == 'string' || obj.nodeType == 3)
     return this.isDefault();