Remove in-tree messy apps, and switch to TrebleApp

Conflicts:
	Picker/src/me/phh/treble/overlaypicker/Starter.java
	Qualcomm/QtiAudio/Android.mk
	overlay.mk

Change-Id: Ie50cdf0e7394d378c10b5f8a07301aa22fc281fd
diff --git a/overlay.mk b/overlay.mk
index 92a4c97..85797d8 100644
--- a/overlay.mk
+++ b/overlay.mk
@@ -27,11 +27,10 @@
 	treble-overlay-xiaomi-mia2lite \
 	treble-overlay-xiaomi-mipad4 \
 	treble-overlay-xiaomi-pocof1 \
-	HardwareOverlayPicker \
-	QtiAudio \
 	Touchscreen \
-        android.hidl.base@1.0 \
-        android.hidl.manager@1.0
+    android.hidl.base@1.0 \
+    android.hidl.manager@1.0 \
+	TrebleApp \
 
 # Huawei Camera
 PRODUCT_COPY_FILES += \