Moving to node_modules folder to make easier to upgrade

trying to move from Bootstrap 3 to Bootstrap 5

node_modules/mux.js/lib/tools/parse-sample-flags.js

@@ -0,0 +1,13 @@
+var parseSampleFlags = function(flags) {
+  return {
+    isLeading: (flags[0] & 0x0c) >>> 2,
+    dependsOn: flags[0] & 0x03,
+    isDependedOn: (flags[1] & 0xc0) >>> 6,
+    hasRedundancy: (flags[1] & 0x30) >>> 4,
+    paddingValue: (flags[1] & 0x0e) >>> 1,
+    isNonSyncSample: flags[1] & 0x01,
+    degradationPriority: (flags[2] << 8) | flags[3]
+  };
+};
+
+module.exports = parseSampleFlags;