diff --git a/contrib/jitsimeetbridge/syweb-jitsi-conference.patch b/contrib/jitsimeetbridge/syweb-jitsi-conference.patch
deleted file mode 100644
index aed23c78aa..0000000000
--- a/contrib/jitsimeetbridge/syweb-jitsi-conference.patch
+++ /dev/null
@@ -1,188 +0,0 @@
-diff --git a/syweb/webclient/app/components/matrix/matrix-call.js b/syweb/webclient/app/components/matrix/matrix-call.js
-index 9fbfff0..dc68077 100644
---- a/syweb/webclient/app/components/matrix/matrix-call.js
-+++ b/syweb/webclient/app/components/matrix/matrix-call.js
-@@ -16,6 +16,45 @@ limitations under the License.
-
- 'use strict';
-
-+
-+function sendKeyframe(pc) {
-+ console.log('sendkeyframe', pc.iceConnectionState);
-+ if (pc.iceConnectionState !== 'connected') return; // safe...
-+ pc.setRemoteDescription(
-+ pc.remoteDescription,
-+ function () {
-+ pc.createAnswer(
-+ function (modifiedAnswer) {
-+ pc.setLocalDescription(
-+ modifiedAnswer,
-+ function () {
-+ // noop
-+ },
-+ function (error) {
-+ console.log('triggerKeyframe setLocalDescription failed', error);
-+ messageHandler.showError();
-+ }
-+ );
-+ },
-+ function (error) {
-+ console.log('triggerKeyframe createAnswer failed', error);
-+ messageHandler.showError();
-+ }
-+ );
-+ },
-+ function (error) {
-+ console.log('triggerKeyframe setRemoteDescription failed', error);
-+ messageHandler.showError();
-+ }
-+ );
-+}
-+
-+
-+
-+
-+
-+
-+
- var forAllVideoTracksOnStream = function(s, f) {
- var tracks = s.getVideoTracks();
- for (var i = 0; i < tracks.length; i++) {
-@@ -83,7 +122,7 @@ angular.module('MatrixCall', [])
- }
-
- // FIXME: we should prevent any calls from being placed or accepted before this has finished
-- MatrixCall.getTurnServer();
-+ //MatrixCall.getTurnServer();
-
- MatrixCall.CALL_TIMEOUT = 60000;
- MatrixCall.FALLBACK_STUN_SERVER = 'stun:stun.l.google.com:19302';
-@@ -132,6 +171,22 @@ angular.module('MatrixCall', [])
- pc.onsignalingstatechange = function() { self.onSignallingStateChanged(); };
- pc.onicecandidate = function(c) { self.gotLocalIceCandidate(c); };
- pc.onaddstream = function(s) { self.onAddStream(s); };
-+
-+ var datachan = pc.createDataChannel('RTCDataChannel', {
-+ reliable: false
-+ });
-+ console.log("data chan: "+datachan);
-+ datachan.onopen = function() {
-+ console.log("data channel open");
-+ };
-+ datachan.onmessage = function() {
-+ console.log("data channel message");
-+ };
-+ pc.ondatachannel = function(event) {
-+ console.log("have data channel");
-+ event.channel.binaryType = 'blob';
-+ };
-+
- return pc;
- }
-
-@@ -200,6 +255,12 @@ angular.module('MatrixCall', [])
- }, this.msg.lifetime - event.age);
- };
-
-+ MatrixCall.prototype.receivedInvite = function(event) {
-+ console.log("Got second invite for call "+this.call_id);
-+ this.peerConn.setRemoteDescription(new RTCSessionDescription(this.msg.offer), this.onSetRemoteDescriptionSuccess, this.onSetRemoteDescriptionError);
-+ };
-+
-+
- // perverse as it may seem, sometimes we want to instantiate a call with a hangup message
- // (because when getting the state of the room on load, events come in reverse order and
- // we want to remember that a call has been hung up)
-@@ -349,7 +410,7 @@ angular.module('MatrixCall', [])
- 'mandatory': {
- 'OfferToReceiveAudio': true,
- 'OfferToReceiveVideo': this.type == 'video'
-- },
-+ }
- };
- this.peerConn.createAnswer(function(d) { self.createdAnswer(d); }, function(e) {}, constraints);
- // This can't be in an apply() because it's called by a predecessor call under glare conditions :(
-@@ -359,8 +420,20 @@ angular.module('MatrixCall', [])
- MatrixCall.prototype.gotLocalIceCandidate = function(event) {
- if (event.candidate) {
- console.log("Got local ICE "+event.candidate.sdpMid+" candidate: "+event.candidate.candidate);
-- this.sendCandidate(event.candidate);
-- }
-+ //this.sendCandidate(event.candidate);
-+ } else {
-+ console.log("have all candidates, sending answer");
-+ var content = {
-+ version: 0,
-+ call_id: this.call_id,
-+ answer: this.peerConn.localDescription
-+ };
-+ this.sendEventWithRetry('m.call.answer', content);
-+ var self = this;
-+ $rootScope.$apply(function() {
-+ self.state = 'connecting';
-+ });
-+ }
- }
-
- MatrixCall.prototype.gotRemoteIceCandidate = function(cand) {
-@@ -418,15 +491,6 @@ angular.module('MatrixCall', [])
- console.log("Created answer: "+description);
- var self = this;
- this.peerConn.setLocalDescription(description, function() {
-- var content = {
-- version: 0,
-- call_id: self.call_id,
-- answer: self.peerConn.localDescription
-- };
-- self.sendEventWithRetry('m.call.answer', content);
-- $rootScope.$apply(function() {
-- self.state = 'connecting';
-- });
- }, function() { console.log("Error setting local description!"); } );
- };
-
-@@ -448,6 +512,9 @@ angular.module('MatrixCall', [])
- $rootScope.$apply(function() {
- self.state = 'connected';
- self.didConnect = true;
-+ /*$timeout(function() {
-+ sendKeyframe(self.peerConn);
-+ }, 1000);*/
- });
- } else if (this.peerConn.iceConnectionState == 'failed') {
- this.hangup('ice_failed');
-@@ -518,6 +585,7 @@ angular.module('MatrixCall', [])
-
- MatrixCall.prototype.onRemoteStreamEnded = function(event) {
- console.log("Remote stream ended");
-+ return;
- var self = this;
- $rootScope.$apply(function() {
- self.state = 'ended';
-diff --git a/syweb/webclient/app/components/matrix/matrix-phone-service.js b/syweb/webclient/app/components/matrix/matrix-phone-service.js
-index 55dbbf5..272fa27 100644
---- a/syweb/webclient/app/components/matrix/matrix-phone-service.js
-+++ b/syweb/webclient/app/components/matrix/matrix-phone-service.js
-@@ -48,6 +48,13 @@ angular.module('matrixPhoneService', [])
- return;
- }
-
-+ // do we already have an entry for this call ID?
-+ var existingEntry = matrixPhoneService.allCalls[msg.call_id];
-+ if (existingEntry) {
-+ existingEntry.receivedInvite(msg);
-+ return;
-+ }
-+
- var call = undefined;
- if (!isLive) {
- // if this event wasn't live then this call may already be over
-@@ -108,7 +115,7 @@ angular.module('matrixPhoneService', [])
- call.hangup();
- }
- } else {
-- $rootScope.$broadcast(matrixPhoneService.INCOMING_CALL_EVENT, call);
-+ $rootScope.$broadcast(matrixPhoneService.INCOMING_CALL_EVENT, call);
- }
- } else if (event.type == 'm.call.answer') {
- var call = matrixPhoneService.allCalls[msg.call_id];
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