Refactoring.
Custom markers save and load.
Merge branch 'master' of https://github.com/mengdd/ARAPP.git

Conflicts:
	res/layout/custom_main.xml
	res/layout/search_main.xml
	src/com/mengdd/custommarker/CustomMarkersOverlay.java
	src/com/mengdd/custommarker/MainCustomMarkerViewModel.java
	src/com/mengdd/custommarker/MyOverlay.java
	src/com/mengdd/db/CustomMarkerTable.java
	src/com/mengdd/search/SearchBottomViewModel.java