caret was disappearing in non-empty named anchors because of

'-moz-user-input: none;' declaration attached to a[name] selector.

Selector removed from the corresponding rule and cursor changed to text I-beam for non-empty named anchors

b=84095, r=bryner, sr=kin, a=asa

editor/composer/src/res/EditorOverride.css

@@ -43,7 +43,7 @@ img, img[usemap], area,
 object, object[usemap], 
 applet, hr, button, input, select,
 a:link img, a:visited img, a:active img,
-a[name] {
+a[name]:empty {
   cursor: default;
 }
 
@@ -53,7 +53,7 @@ a:visited, a:active {
 }
 
 /* Prevent clicking on links from going to link */
-a[name], a:link img, a:visited img {
+a:link img, a:visited img {
   -moz-user-input: none;
 }
 

editor/ui/composer/content/EditorOverride.css

@@ -43,7 +43,7 @@ img, img[usemap], area,
 object, object[usemap], 
 applet, hr, button, input, select,
 a:link img, a:visited img, a:active img,
-a[name] {
+a[name]:empty {
   cursor: default;
 }
 
@@ -53,7 +53,7 @@ a:visited, a:active {
 }
 
 /* Prevent clicking on links from going to link */
-a[name], a:link img, a:visited img {
+a:link img, a:visited img {
   -moz-user-input: none;
 }