feat(android): allow to disable selected functionalities (#3681)

* feat(android): add possibility do disable some of functionalities

* create dump classes

* remove dump files when functionalities are enabled

* add docs

* enable all functionalities in example

* throw error when trying to use disabled functionality

* update docs

docs/pages/installation.md

@@ -65,14 +65,28 @@ buildscript {
 
 ### Enable custom feature in gradle file
 
-#### Enable client side ads insertion
-To enable client side ads insertion CSAI with google IMA SDK, you need to enable it in your gradle file.
+You can disable or enable the following features by setting the following variables in your `android/build.gradle` file:
+- `useExoplayerIMA` - Enable Google IMA SDK (Ads support)
+- `useExoplayerRtsp` - Enable RTSP support
+- `useExoplayerSmoothStreaming` - Enable SmoothStreaming support
+- `useExoplayerDash` - Enable Dash support
+- `useExoplayerHls` - Enable HLS support
+
+Each of these features enabled will increase the size of your APK, so only enable the features you need.
+By default enabled features are: `useExoplayerSmoothStreaming`, `useExoplayerDash`, `useExoplayerHls`
+
+
+Example:
 
 ```gradle
 buildscript {
   ext {
     ...
-    RNVUseExoplayerIMA = true
+    useExoplayerIMA = true
+    useExoplayerRtsp = true
+    useExoplayerSmoothStreaming = true
+    useExoplayerDash = true
+    useExoplayerHls = true
     ...
   }
 }