Revert "Add PRODUCT_BOOTANIMATION"

This reverts commit e858dffbd73434682ff39943bdadd3ea7676732a.
Revert "Add network_mode.xml"

This reverts commit 746509f9985f44fdf34ffec0c50b68741fff858c.
Remove Trebuchet overlay to fix compile error

Change-Id: I94cb4af418a48b9b894ebb0c85b6181b3e890c4b