Remove Cordova Android 5 requirement

plugin.xml

@@ -30,10 +30,6 @@
     <repo>https://git-wip-us.apache.org/repos/asf/cordova-plugin-camera.git</repo>
     <issue>https://issues.apache.org/jira/browse/CB/component/12320645</issue>
 
-    <engines>
-      <engine name="cordova-android" version=">=5.0.0-dev" />
-    </engines>
-
     <js-module src="www/CameraConstants.js" name="Camera">
         <clobbers target="Camera" />
     </js-module>
@@ -54,12 +50,12 @@
             <feature name="Camera">
                 <param name="firefoxos-package" value="Camera" />
             </feature>
-        </config-file>                                         
-        
+        </config-file>
+
         <js-module src="src/firefoxos/CameraProxy.js" name="CameraProxy">
           <runs />
         </js-module>
-    </platform>  
+    </platform>
 
     <!-- android -->
     <platform name="android">
@@ -80,6 +76,8 @@
             <clobbers target="CameraPopoverHandle" />
         </js-module>
 
+        <framework src="com.android.support:support-v4:23+" />
+
      </platform>
 
     <!-- amazon-fireos -->
@@ -102,7 +100,7 @@
         </js-module>
 
      </platform>
-     
+
      <!-- ubuntu -->
      <platform name="ubuntu">
          <config-file target="config.xml" parent="/*">
@@ -151,11 +149,11 @@
          <framework src="MobileCoreServices.framework" />
          <framework src="CoreGraphics.framework" />
          <framework src="AVFoundation.framework" />
-         
+
          <config-file target="*-Info.plist" parent="NSLocationWhenInUseUsageDescription">
              <string></string>
          </config-file>
-                  
+
      </platform>
 
     <!-- blackberry10 -->

src/android/CameraLauncher.java

@@ -58,6 +58,9 @@ import android.provider.MediaStore;
 import android.util.Base64;
 import android.util.Log;
 import android.content.pm.PackageManager;
+
+import android.support.v4.app.ActivityCompat;
+import android.support.v4.content.ContextCompat;
 /**
  * This class launches the camera view, allows the user to take a picture, closes the camera view,
  * and returns the captured image.  When the camera view is closed, the screen displayed before
@@ -117,7 +120,9 @@ public class CameraLauncher extends CordovaPlugin implements MediaScannerConnect
 
     protected void getReadPermission(int requestCode)
     {
-        cordova.requestPermission(this, requestCode, Manifest.permission.READ_EXTERNAL_STORAGE);
+        ActivityCompat.requestPermissions(cordova.getActivity(),
+                new String[]{Manifest.permission.READ_EXTERNAL_STORAGE},
+                requestCode);
     }
 
     /**
@@ -178,7 +183,7 @@ public class CameraLauncher extends CordovaPlugin implements MediaScannerConnect
                     // preserve the original exif data and filename in the modified file that is
                     // created
                     if(this.mediaType == PICTURE && (this.destType == FILE_URI || this.destType == NATIVE_URI)
-                            && fileWillBeModified() && !cordova.hasPermission(permissions[0])) {
+                            && fileWillBeModified() && !(ContextCompat.checkSelfPermission(cordova.getActivity(), permissions[0]) == PackageManager.PERMISSION_GRANTED)) {
                         getReadPermission(SAVE_TO_ALBUM_SEC);
                     } else {
                         this.getImage(this.srcType, destType, encodingType);
@@ -238,7 +243,7 @@ public class CameraLauncher extends CordovaPlugin implements MediaScannerConnect
      * @param returnType        Set the type of image to return.
      */
     public void callTakePicture(int returnType, int encodingType) {
-        if (cordova.hasPermission(permissions[0])) {
+        if (ContextCompat.checkSelfPermission(cordova.getActivity(), permissions[0]) == PackageManager.PERMISSION_GRANTED) {
             takePicture(returnType, encodingType);
         } else {
             getReadPermission(TAKE_PIC_SEC);