core, android: new share widget + added Cagou to "share" menu: - new intent filter to add Cagou to share menu for all media types - minimum Kivy version is now 1.11.0 - new "Share" widget to display data to share via SàT and select the target - new core.platform_ module (the suffix "_" avoid trouble with standard "platform" module), for platform specific code. - Android intent are now checked on startup and "on_new_intent" events - if a android.intent.action.SEND action is received (i.e. some data is shared), the "Share" widget is shown - new Cagou.share method to share data using "Share" widget - new Cagou.getAncestorWidget method to easily retrieve an instance of a specific class in a widget's ancestors - ContactList's Avatar and ContactItem widgets have been moved to core.common

--- a/cagou/core/constants.py	Fri Dec 06 13:23:03 2019 +0100
+++ b/cagou/core/constants.py	Fri Dec 06 13:23:03 2019 +0100
@@ -20,6 +20,8 @@
 from sat_frontends.quick_frontend import constants
 import cagou
 
+# Kivy must not be imported here due to log hijacking see core/kivy_hack.py
+
 
 class Const(constants.Const):
     APP_NAME = "Cagou"
@@ -30,6 +32,8 @@
     ICON_SIZES = ('small', 'medium')  # small = 32, medium = 44
     DEFAULT_WIDGET_ICON = '{media}/misc/black.png'
 
+    BTN_HEIGHT = '35dp'
+
     PLUG_TYPE_WID = 'wid'
     PLUG_TYPE_TRANSFER = 'transfer'