fix +13929 Extra quote marks when a string contains $

node_modules/ace/lib/ace/mode/behaviour/cstyle.js

@@ -277,6 +277,8 @@ var CstyleBehaviour = function() {
                 var pair;
                 if (rightChar == quote) {
                     pair = stringBefore !== stringAfter;
+                    if (pair && /string\.end/.test(rightToken.type))
+                        pair = false;
                 } else {
                     if (stringBefore && !stringAfter)
                         return null; // wrap string with different quote

node_modules/ace/lib/ace/mode/sh_highlight_rules.js

@@ -84,7 +84,7 @@ var ShHighlightRules = function() {
             token : ["text", "comment"],
             regex : /(^|\s)(#.*)$/
         }, {
-            token : "string",
+            token : "string.start",
             regex : '"',
             push : [{
                 token : "constant.language.escape",
@@ -95,7 +95,7 @@ var ShHighlightRules = function() {
                 token : "keyword.operator",
                 regex : /`/ // TODO highlight `
             }, {
-                token : "string",
+                token : "string.end",
                 regex : '"',
                 next: "pop"
             }, {