Esc[m escape sequence support

Author: nikitaeverywhere

package.json

@@ -5,7 +5,7 @@
   "printableName": "Cache Web Terminal",
   "description": "Web-based terminal emulator for Caché administering.",
   "author": "ZitRo",
-  "version": "4.2.2",
+  "version": "4.2.3",
   "gaID": "UA-83005064-2",
   "releaseNumber": 26,
   "scripts": {

src/client/js/output/esc.js

@@ -198,10 +198,10 @@ let esc = {
     "\x1b[{\\d*};\"{[^\"]}\"p": (args) => { // define key
         console.log("todo: implement key assignment", args);
     },
-    "\x1b[{\\d+(?:;\\d+)*}m": (args) => {
+    "\x1b[{\\d*(?:;\\d*)*}m": (args) => {
         let indices = args[0].split(`;`);
         for (let i = 0; i < indices.length; i++) {
-            if (indices[i] === "0") {
+            if (indices[i] === "0" || indices[i] === "") {
                 output.resetGraphicProperties();
                 continue;
             }