feat(core): update session, security system and QR exchange

- Removed session creation and Lightning payment logic
- Refactored security system:
  * no more restrictions
  * all systems enabled on session creation
- Improved QR code exchange for mobile devices

node_modules/html5-qrcode/es2015/utils.js

@@ -0,0 +1,30 @@
+export class VideoConstraintsUtil {
+    static isMediaStreamConstraintsValid(videoConstraints, logger) {
+        if (typeof videoConstraints !== "object") {
+            const typeofVideoConstraints = typeof videoConstraints;
+            logger.logError("videoConstraints should be of type object, the "
+                + `object passed is of type ${typeofVideoConstraints}.`, true);
+            return false;
+        }
+        const bannedKeys = [
+            "autoGainControl",
+            "channelCount",
+            "echoCancellation",
+            "latency",
+            "noiseSuppression",
+            "sampleRate",
+            "sampleSize",
+            "volume"
+        ];
+        const bannedkeysSet = new Set(bannedKeys);
+        const keysInVideoConstraints = Object.keys(videoConstraints);
+        for (const key of keysInVideoConstraints) {
+            if (bannedkeysSet.has(key)) {
+                logger.logError(`${key} is not supported videoConstaints.`, true);
+                return false;
+            }
+        }
+        return true;
+    }
+}
+//# sourceMappingURL=utils.js.map