Update README according to recent features.

README.md

@@ -91,7 +91,7 @@ And that's all. Now you have `window.RTCPeerConnection`, `navigator.getUserMedia
 
 **Q:** Can I place HTML elements (buttons and so on) on top of active `<video>` elements?
 
-**R:** Not yet, but there is ongoing work to enable this feature (see [here](https://github.com/eface2face/cordova-plugin-iosrtc/issues/38)).
+**R:** Yes. See the [<video> CSS](docs/videoCSS.md) documentation.
 
 **Q:** What about [HTML5 video events](https://developer.mozilla.org/en-US/docs/Web/Guide/Events/Media_events)? Can I rely on `video.oncanplay`?
 
@@ -192,10 +192,12 @@ Methods such as `play()`, `pause()` are not implemented. In order to pause a vid
 
 * Allow a handled video element to be removed from the DOM and added again later ([PR #127](https://github.com/eface2face/cordova-plugin-iosrtc/pull/127)). Credits to @oNaiPs.
 
+
 #### Version 2.2.2
 
 * Update `libwebrtc` to revision 11063 so `MediaStream` events (`onaddtrack` and `onremovetrack`) work again ([issue #95](https://github.com/eface2face/cordova-plugin-iosrtc/issues/95)).
 
+
 #### Version 2.2.1
 
 * `getUserMedia()`: Fire `errback` if given video constraints are not satisfied.
@@ -223,52 +225,64 @@ Methods such as `play()`, `pause()` are not implemented. In order to pause a vid
 
 * Don't crash if user or iOS settings deny access lo local audio/video devices ([issue #73](https://github.com/eface2face/cordova-plugin-iosrtc/issues/73)).
 
+
 #### Version 2.0.0
 
 * Swift 2.0 is here! Credits to @saghul for his [pull request](https://github.com/eface2face/cordova-plugin-iosrtc/pull/70).
 * `extra/hooks/iosrtc-swift-support.js`: Set `BUILD_VERSION` to 7.0.
 
+
 #### Version 1.4.5
 
 * Add `cordova.plugins.iosrtc.observeVideo(video)` API for the plugin to handle `<video>` elements not yet in the DOM ([issue #49](https://github.com/eface2face/cordova-plugin-iosrtc/issues/49)).
 
+
 #### Version 1.4.4
 
 * Support CSS `border-radius` property in HTML video elements.
 
+
 #### Version 1.4.3
 
 * Make private properties more private ([issue #34](https://github.com/eface2face/cordova-plugin-iosrtc/issues/34)).
 
+
 #### Version 1.4.2
 
 * Use [yaeti](https://github.com/ibc/yaeti) module as `EventTarget` shim.
 
+
 #### Version 1.4.1
 
 * Release `MediaStreamRenderer` and revert `<video>` properties when the attached `MediaStream` emits "inactive" ([issue #27](https://github.com/eface2face/cordova-plugin-iosrtc/issues/27)).
 
+
 #### Version 1.4.0
 
 * Implemented some `<video>` properties such as `readyState`, `videoWidth` and `videoHeight` ([issue #25](https://github.com/eface2face/cordova-plugin-iosrtc/issues/25)).
 * Building simplified for both Cordova CLI and Xcode by providing a single ["hook"](extra/hooks/iosrtc-swift-support.js) the user must add into his Cordova application (check the [Building](docs/Building.md) documentation for further details).
 
+
 #### Version 1.3.3
 
 * CSS `object-fit: none` properly implemented (don't clip the video).
 
+
 #### Version 1.3.2
 
 * CSS [object-fit](https://css-tricks.com/almanac/properties/o/object-fit/) property implemented in `<video>` elements ([issue #23](https://github.com/eface2face/cordova-plugin-iosrtc/issues/23)).
 
+
 #### Version 1.3.1
 
 * Stop "error" event propagation in `<video>` element when attaching a `MediaStream` to it ([issue #22](https://github.com/eface2face/cordova-plugin-iosrtc/issues/22)).
 
+
 #### Version 1.3.0
 
 * Plugin moved to [NPM](https://www.npmjs.com/package/cordova-plugin-iosrtc) registry and plugin ID renamed to *cordova-plugin-iosrtc*.
 
+
 #### Version 1.2.8
 
 * `iosrtc.registerGlobals()` also generates `window.webkitRTCPeerConnection` and `navigator.webkitGetUserMedia()` for backwards compatibility with WebRTC JavaScript wrappers/adapters that assume browser vendor prefixes (`webkit`, `moz`) in the underlying WebRTC API.