Don't show dropshadow for tiny images or images with alpha
Merge branch 'in_app_notifications' of github.com:mixpanel/mixpanel-android into in_app_notifications

Conflicts:
	src/main/java/com/mixpanel/android/surveys/SurveyActivity.java
	src/main/res/layout-land/com_mixpanel_android_activity_notification_full.xml
Missing assets