diff --git a/dist/ol-debug.js b/dist/ol-debug.js
index 68016d2e2b..954d93a6e6 100644
--- a/dist/ol-debug.js
+++ b/dist/ol-debug.js
@@ -1,6 +1,6 @@
 // OpenLayers. See https://openlayers.org/
 // License: https://raw.githubusercontent.com/openlayers/openlayers/master/LICENSE.md
-// Version: backport-7661-4-g9b0cd2a7c
+// Version: v4.6.4-backports.1-1-g369623789
 ;(function (root, factory) {
   if (typeof exports === "object") {
     module.exports = factory();
@@ -96541,7 +96541,7 @@ goog.exportProperty(
     ol.control.ZoomToExtent.prototype,
     'un',
     ol.control.ZoomToExtent.prototype.un);
-ol.VERSION = 'backport-7661-4-g9b0cd2a7c';
+ol.VERSION = 'v4.6.4-backports.1-1-g369623789';
 OPENLAYERS.ol = ol;
 
   return OPENLAYERS.ol;
diff --git a/dist/ol.css b/dist/ol.css
index 17197261d9..94cdaaaa66 100644
--- a/dist/ol.css
+++ b/dist/ol.css
@@ -1 +1,261 @@
-.ol-box{box-sizing:border-box;border-radius:2px;border:2px solid #00f}.ol-mouse-position{top:8px;right:8px;position:absolute}.ol-scale-line{background:rgba(0,60,136,.3);border-radius:4px;bottom:8px;left:8px;padding:2px;position:absolute}.ol-scale-line-inner{border:1px solid #eee;border-top:none;color:#eee;font-size:10px;text-align:center;margin:1px;will-change:contents,width}.ol-overlay-container{will-change:left,right,top,bottom}.ol-unsupported{display:none}.ol-unselectable,.ol-viewport{-webkit-touch-callout:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent}.ol-selectable{-webkit-touch-callout:default;-webkit-user-select:auto;-moz-user-select:auto;-ms-user-select:auto;user-select:auto}.ol-grabbing{cursor:-webkit-grabbing;cursor:-moz-grabbing;cursor:grabbing}.ol-grab{cursor:move;cursor:-webkit-grab;cursor:-moz-grab;cursor:grab}.ol-control{position:absolute;background-color:rgba(255,255,255,.4);border-radius:4px;padding:2px}.ol-control:hover{background-color:rgba(255,255,255,.6)}.ol-zoom{top:.5em;left:.5em}.ol-rotate{top:.5em;right:.5em;transition:opacity .25s linear,visibility 0s linear}.ol-rotate.ol-hidden{opacity:0;visibility:hidden;transition:opacity .25s linear,visibility 0s linear .25s}.ol-zoom-extent{top:4.643em;left:.5em}.ol-full-screen{right:.5em;top:.5em}@media print{.ol-control{display:none}}.ol-control button{display:block;margin:1px;padding:0;color:#fff;font-size:1.14em;font-weight:700;text-decoration:none;text-align:center;height:1.375em;width:1.375em;line-height:.4em;background-color:rgba(0,60,136,.5);border:none;border-radius:2px}.ol-control button::-moz-focus-inner{border:none;padding:0}.ol-zoom-extent button{line-height:1.4em}.ol-compass{display:block;font-weight:400;font-size:1.2em;will-change:transform}.ol-touch .ol-control button{font-size:1.5em}.ol-touch .ol-zoom-extent{top:5.5em}.ol-control button:focus,.ol-control button:hover{text-decoration:none;background-color:rgba(0,60,136,.7)}.ol-zoom .ol-zoom-in{border-radius:2px 2px 0 0}.ol-zoom .ol-zoom-out{border-radius:0 0 2px 2px}.ol-attribution{text-align:right;bottom:.5em;right:.5em;max-width:calc(100% - 1.3em)}.ol-attribution ul{margin:0;padding:0 .5em;font-size:.7rem;line-height:1.375em;color:#000;text-shadow:0 0 2px #fff}.ol-attribution li{display:inline;list-style:none;line-height:inherit}.ol-attribution li:not(:last-child):after{content:" "}.ol-attribution img{max-height:2em;max-width:inherit;vertical-align:middle}.ol-attribution button,.ol-attribution ul{display:inline-block}.ol-attribution.ol-collapsed ul{display:none}.ol-attribution.ol-logo-only ul{display:block}.ol-attribution:not(.ol-collapsed){background:rgba(255,255,255,.8)}.ol-attribution.ol-uncollapsible{bottom:0;right:0;border-radius:4px 0 0;height:1.1em;line-height:1em}.ol-attribution.ol-logo-only{background:0 0;bottom:.4em;height:1.1em;line-height:1em}.ol-attribution.ol-uncollapsible img{margin-top:-.2em;max-height:1.6em}.ol-attribution.ol-logo-only button,.ol-attribution.ol-uncollapsible button{display:none}.ol-zoomslider{top:4.5em;left:.5em;height:200px}.ol-zoomslider button{position:relative;height:10px}.ol-touch .ol-zoomslider{top:5.5em}.ol-overviewmap{left:.5em;bottom:.5em}.ol-overviewmap.ol-uncollapsible{bottom:0;left:0;border-radius:0 4px 0 0}.ol-overviewmap .ol-overviewmap-map,.ol-overviewmap button{display:inline-block}.ol-overviewmap .ol-overviewmap-map{border:1px solid #7b98bc;height:150px;margin:2px;width:150px}.ol-overviewmap:not(.ol-collapsed) button{bottom:1px;left:2px;position:absolute}.ol-overviewmap.ol-collapsed .ol-overviewmap-map,.ol-overviewmap.ol-uncollapsible button{display:none}.ol-overviewmap:not(.ol-collapsed){background:rgba(255,255,255,.8)}.ol-overviewmap-box{border:2px dotted rgba(0,60,136,.7)}.ol-overviewmap .ol-overviewmap-box:hover{cursor:move}
\ No newline at end of file
+.ol-box {
+  box-sizing: border-box;
+  border-radius: 2px;
+  border: 2px solid blue;
+}
+
+.ol-mouse-position {
+  top: 8px;
+  right: 8px;
+  position: absolute;
+}
+
+.ol-scale-line {
+  background: rgba(0,60,136,0.3);
+  border-radius: 4px;
+  bottom: 8px;
+  left: 8px;
+  padding: 2px;
+  position: absolute;
+}
+.ol-scale-line-inner {
+  border: 1px solid #eee;
+  border-top: none;
+  color: #eee;
+  font-size: 10px;
+  text-align: center;
+  margin: 1px;
+  will-change: contents, width;
+}
+.ol-overlay-container {
+  will-change: left,right,top,bottom;
+}
+
+.ol-unsupported {
+  display: none;
+}
+.ol-viewport, .ol-unselectable {
+  -webkit-touch-callout: none;
+  -webkit-user-select: none;
+  -moz-user-select: none;
+  -ms-user-select: none;
+  user-select: none;
+  -webkit-tap-highlight-color: rgba(0,0,0,0);
+}
+.ol-selectable {
+  -webkit-touch-callout: default;
+  -webkit-user-select: auto;
+  -moz-user-select: auto;
+  -ms-user-select: auto;
+  user-select: auto;
+}
+.ol-grabbing {
+  cursor: -webkit-grabbing;
+  cursor: -moz-grabbing;
+  cursor: grabbing;
+}
+.ol-grab {
+  cursor: move;
+  cursor: -webkit-grab;
+  cursor: -moz-grab;
+  cursor: grab;
+}
+.ol-control {
+  position: absolute;
+  background-color: rgba(255,255,255,0.4);
+  border-radius: 4px;
+  padding: 2px;
+}
+.ol-control:hover {
+  background-color: rgba(255,255,255,0.6);
+}
+.ol-zoom {
+  top: .5em;
+  left: .5em;
+}
+.ol-rotate {
+  top: .5em;
+  right: .5em;
+  transition: opacity .25s linear, visibility 0s linear;
+}
+.ol-rotate.ol-hidden {
+  opacity: 0;
+  visibility: hidden;
+  transition: opacity .25s linear, visibility 0s linear .25s;
+}
+.ol-zoom-extent {
+  top: 4.643em;
+  left: .5em;
+}
+.ol-full-screen {
+  right: .5em;
+  top: .5em;
+}
+@media print {
+  .ol-control {
+    display: none;
+  }
+}
+
+.ol-control button {
+  display: block;
+  margin: 1px;
+  padding: 0;
+  color: white;
+  font-size: 1.14em;
+  font-weight: bold;
+  text-decoration: none;
+  text-align: center;
+  height: 1.375em;
+  width: 1.375em;
+  line-height: .4em;
+  background-color: rgba(0,60,136,0.5);
+  border: none;
+  border-radius: 2px;
+}
+.ol-control button::-moz-focus-inner {
+  border: none;
+  padding: 0;
+}
+.ol-zoom-extent button {
+  line-height: 1.4em;
+}
+.ol-compass {
+  display: block;
+  font-weight: normal;
+  font-size: 1.2em;
+  will-change: transform;
+}
+.ol-touch .ol-control button {
+  font-size: 1.5em;
+}
+.ol-touch .ol-zoom-extent {
+  top: 5.5em;
+}
+.ol-control button:hover,
+.ol-control button:focus {
+  text-decoration: none;
+  background-color: rgba(0,60,136,0.7);
+}
+.ol-zoom .ol-zoom-in {
+  border-radius: 2px 2px 0 0;
+}
+.ol-zoom .ol-zoom-out {
+  border-radius: 0 0 2px 2px;
+}
+
+
+.ol-attribution {
+  text-align: right;
+  bottom: .5em;
+  right: .5em;
+  max-width: calc(100% - 1.3em);
+}
+
+.ol-attribution ul {
+  margin: 0;
+  padding: 0 .5em;
+  font-size: .7rem;
+  line-height: 1.375em;
+  color: #000;
+  text-shadow: 0 0 2px #fff;
+}
+.ol-attribution li {
+  display: inline;
+  list-style: none;
+  line-height: inherit;
+}
+.ol-attribution li:not(:last-child):after {
+  content: " ";
+}
+.ol-attribution img {
+  max-height: 2em;
+  max-width: inherit;
+  vertical-align: middle;
+}
+.ol-attribution ul, .ol-attribution button {
+  display: inline-block;
+}
+.ol-attribution.ol-collapsed ul {
+  display: none;
+}
+.ol-attribution.ol-logo-only ul {
+  display: block;
+}
+.ol-attribution:not(.ol-collapsed) {
+  background: rgba(255,255,255,0.8);
+}
+.ol-attribution.ol-uncollapsible {
+  bottom: 0;
+  right: 0;
+  border-radius: 4px 0 0;
+  height: 1.1em;
+  line-height: 1em;
+}
+.ol-attribution.ol-logo-only {
+  background: transparent;
+  bottom: .4em;
+  height: 1.1em;
+  line-height: 1em;
+}
+.ol-attribution.ol-uncollapsible img {
+  margin-top: -.2em;
+  max-height: 1.6em;
+}
+.ol-attribution.ol-logo-only button,
+.ol-attribution.ol-uncollapsible button {
+  display: none;
+}
+
+.ol-zoomslider {
+  top: 4.5em;
+  left: .5em;
+  height: 200px;
+}
+.ol-zoomslider button {
+  position: relative;
+  height: 10px;
+}
+
+.ol-touch .ol-zoomslider {
+  top: 5.5em;
+}
+
+.ol-overviewmap {
+  left: 0.5em;
+  bottom: 0.5em;
+}
+.ol-overviewmap.ol-uncollapsible {
+  bottom: 0;
+  left: 0;
+  border-radius: 0 4px 0 0;
+}
+.ol-overviewmap .ol-overviewmap-map,
+.ol-overviewmap button {
+  display: inline-block;
+}
+.ol-overviewmap .ol-overviewmap-map {
+  border: 1px solid #7b98bc;
+  height: 150px;
+  margin: 2px;
+  width: 150px;
+}
+.ol-overviewmap:not(.ol-collapsed) button{
+  bottom: 1px;
+  left: 2px;
+  position: absolute;
+}
+.ol-overviewmap.ol-collapsed .ol-overviewmap-map,
+.ol-overviewmap.ol-uncollapsible button {
+  display: none;
+}
+.ol-overviewmap:not(.ol-collapsed) {
+  background: rgba(255,255,255,0.8);
+}
+.ol-overviewmap-box {
+  border: 2px dotted rgba(0,60,136,0.7);
+}
+
+.ol-overviewmap .ol-overviewmap-box:hover {
+  cursor: move;
+}
diff --git a/dist/ol.js b/dist/ol.js
index 930875c676..3489dbe489 100644
--- a/dist/ol.js
+++ b/dist/ol.js
@@ -1,6 +1,6 @@
 // OpenLayers. See https://openlayers.org/
 // License: https://raw.githubusercontent.com/openlayers/openlayers/master/LICENSE.md
-// Version: backport-7661-4-g4e96e189c
+// Version: v4.6.4-backports.1-1-g369623789
 ;(function (root, factory) {
   if (typeof exports === "object") {
     module.exports = factory();
@@ -11,7 +11,7 @@
   }
 }(this, function () {
   var OPENLAYERS = {};
-  var k,aa=this;function t(a,b){var c=OPENLAYERS;a=a.split(".");c=c||aa;a[0]in c||!c.execScript||c.execScript("var "+a[0]);for(var d;a.length&&(d=a.shift());)a.length||void 0===b?c[d]&&c[d]!==Object.prototype[d]?c=c[d]:c=c[d]={}:c[d]=b};var ba,ca;function w(a,b){a.prototype=Object.create(b.prototype);a.prototype.constructor=a}function da(){}function x(a){return a.Ap||(a.Ap=++ea)}var ea=0;function ia(a){this.message="Assertion failed. See https://openlayers.org/en/backport/doc/errors/#"+a+" for details.";this.code=a;this.name="AssertionError"}w(ia,Error);function ka(a,b,c,d){this.fa=a;this.la=b;this.ea=c;this.ka=d}function la(a,b,c,d,e){return void 0!==e?(e.fa=a,e.la=b,e.ea=c,e.ka=d,e):new ka(a,b,c,d)}function na(a,b,c){return a.fa<=b&&b<=a.la&&a.ea<=c&&c<=a.ka}function oa(a,b){return a.fa==b.fa&&a.ea==b.ea&&a.la==b.la&&a.ka==b.ka};function pa(a,b){if(!a)throw new ia(b);};function qa(a,b,c){return Math.min(Math.max(a,b),c)}var ra=function(){var a;"cosh"in Math?a=Math.cosh:a=function(a){a=Math.exp(a);return(a+1/a)/2};return a}();function sa(a){pa(0<a,29);return Math.pow(2,Math.ceil(Math.log(a)/Math.LN2))}function ta(a,b,c,d,e,f){var g=e-c,h=f-d;if(0!==g||0!==h){var l=((a-c)*g+(b-d)*h)/(g*g+h*h);1<l?(c=e,d=f):0<l&&(c+=g*l,d+=h*l)}return wa(a,b,c,d)}function wa(a,b,c,d){a=c-a;b=d-b;return a*a+b*b}function xa(a){return a*Math.PI/180}
+  var k,aa=this;function t(a,b){var c=OPENLAYERS;a=a.split(".");c=c||aa;a[0]in c||!c.execScript||c.execScript("var "+a[0]);for(var d;a.length&&(d=a.shift());)a.length||void 0===b?c[d]&&c[d]!==Object.prototype[d]?c=c[d]:c=c[d]={}:c[d]=b};var ba,ca;function w(a,b){a.prototype=Object.create(b.prototype);a.prototype.constructor=a}function da(){}function x(a){return a.Ap||(a.Ap=++ea)}var ea=0;function ia(a){this.message="Assertion failed. See https://openlayers.org/en/v4.6.4/doc/errors/#"+a+" for details.";this.code=a;this.name="AssertionError"}w(ia,Error);function ka(a,b,c,d){this.fa=a;this.la=b;this.ea=c;this.ka=d}function la(a,b,c,d,e){return void 0!==e?(e.fa=a,e.la=b,e.ea=c,e.ka=d,e):new ka(a,b,c,d)}function na(a,b,c){return a.fa<=b&&b<=a.la&&a.ea<=c&&c<=a.ka}function oa(a,b){return a.fa==b.fa&&a.ea==b.ea&&a.la==b.la&&a.ka==b.ka};function pa(a,b){if(!a)throw new ia(b);};function qa(a,b,c){return Math.min(Math.max(a,b),c)}var ra=function(){var a;"cosh"in Math?a=Math.cosh:a=function(a){a=Math.exp(a);return(a+1/a)/2};return a}();function sa(a){pa(0<a,29);return Math.pow(2,Math.ceil(Math.log(a)/Math.LN2))}function ta(a,b,c,d,e,f){var g=e-c,h=f-d;if(0!==g||0!==h){var l=((a-c)*g+(b-d)*h)/(g*g+h*h);1<l?(c=e,d=f):0<l&&(c+=g*l,d+=h*l)}return wa(a,b,c,d)}function wa(a,b,c,d){a=c-a;b=d-b;return a*a+b*b}function xa(a){return a*Math.PI/180}
 function ya(a,b){a%=b;return 0>a*b?a+b:a}function za(a,b,c){return a+c*(b-a)};function Aa(a,b,c){void 0===c&&(c=[0,0]);c[0]=a[0]+2*b;c[1]=a[1]+2*b;return c}function Ba(a,b,c){void 0===c&&(c=[0,0]);c[0]=a[0]*b+.5|0;c[1]=a[1]*b+.5|0;return c}function Ca(a,b){if(Array.isArray(a))return a;void 0===b?b=[a,a]:b[0]=b[1]=a;return b};function Da(a){for(var b=Ea(),c=0,d=a.length;c<d;++c)Fa(b,a[c]);return b}function Ga(a,b,c){return c?(c[0]=a[0]-b,c[1]=a[1]-b,c[2]=a[2]+b,c[3]=a[3]+b,c):[a[0]-b,a[1]-b,a[2]+b,a[3]+b]}function Ha(a,b){return b?(b[0]=a[0],b[1]=a[1],b[2]=a[2],b[3]=a[3],b):a.slice()}function Ia(a,b,c){b=b<a[0]?a[0]-b:a[2]<b?b-a[2]:0;a=c<a[1]?a[1]-c:a[3]<c?c-a[3]:0;return b*b+a*a}function Ja(a,b){return Ka(a,b[0],b[1])}function La(a,b){return a[0]<=b[0]&&b[2]<=a[2]&&a[1]<=b[1]&&b[3]<=a[3]}
 function Ka(a,b,c){return a[0]<=b&&b<=a[2]&&a[1]<=c&&c<=a[3]}function Ma(a,b){var c=a[1],d=a[2],e=a[3],f=b[0];b=b[1];var g=0;f<a[0]?g|=16:f>d&&(g|=4);b<c?g|=8:b>e&&(g|=2);0===g&&(g=1);return g}function Ea(){return[Infinity,Infinity,-Infinity,-Infinity]}function Na(a,b,c,d,e){return e?(e[0]=a,e[1]=b,e[2]=c,e[3]=d,e):[a,b,c,d]}function Oa(a){return Na(Infinity,Infinity,-Infinity,-Infinity,a)}function Pa(a,b){var c=a[0];a=a[1];return Na(c,a,c,a,b)}
 function Qa(a,b,c,d,e){e=Oa(e);return Ra(e,a,b,c,d)}function Sa(a,b){return a[0]==b[0]&&a[2]==b[2]&&a[1]==b[1]&&a[3]==b[3]}function Ta(a,b){b[0]<a[0]&&(a[0]=b[0]);b[2]>a[2]&&(a[2]=b[2]);b[1]<a[1]&&(a[1]=b[1]);b[3]>a[3]&&(a[3]=b[3]);return a}function Fa(a,b){b[0]<a[0]&&(a[0]=b[0]);b[0]>a[2]&&(a[2]=b[0]);b[1]<a[1]&&(a[1]=b[1]);b[1]>a[3]&&(a[3]=b[1])}
diff --git a/package.json b/package.json
index 502f976778..2152ebd3a0 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "openlayers",
-  "version": "4.6.4",
+  "version": "4.6.4-backports.2",
   "description": "Build tools and sources for developing OpenLayers based mapping applications",
   "keywords": [
     "map",