Added missing callback method on NavigationDrawer sample
Updated .gitignore
Updated Google Maps Android API v2 Sample

Updated Google Maps Android API v2 sample (2012-12-07)
to support latest google play services.

Signed-off-by: Taeho Kim <jyte82@gmail.com>
Merge branch 'master' of https://github.com/kunny/blog_samples

Signed-off-by: Taeho Kim <jyte82@gmail.com>

Conflicts:
	Android/2013-07-21_Navigation_Drawer_Example/NavigationDrawerExample/src/com/androidhuman/example/NavigationDrawer/MainActivity.java