Add extra xml inside application element option

Author: Craulback

pythonforandroid/bootstraps/common/build/build.py

@@ -844,6 +844,9 @@ def parse_args_and_make_package(args=None):
     ap.add_argument('--extra-manifest-application-arguments', default='',
                     help='Extra arguments to be added to the <manifest><application> tag of'
                          'AndroidManifest.xml')
+    ap.add_argument('--extra-manifest-application-xml', default='',
+                    help='Extra xml to write directly inside the <application> element of'
+                         'AndroidManifest.xml')
     ap.add_argument('--manifest-placeholders', dest='manifest_placeholders',
                     default='[:]', help=('Inject build variables into the manifest '
                                          'via the manifestPlaceholders property'))

pythonforandroid/bootstraps/sdl2/build/templates/AndroidManifest.tmpl.xml

@@ -141,6 +141,7 @@
     {% for a in args.add_activity  %}
     <activity android:name="{{ a }}"></activity>
     {% endfor %}
+    {{ args.extra_manifest_application_xml }}
     </application>
 
 </manifest>