adjust methods for preinstall

N/A

Change-Id: Id8804082b7ff7eeac900b7c8d33a21e0482506da
update script to generate enforcecopyinglibpackages.txt

N/A

Change-Id: I9689e66590e207e0cd51f880cabe85de892316e4
Make switching fonts without reboot.

Ref-Id: I9df0f6a53579301b0b0ee70c483c78be9e92edd3
Change-Id: I19b68efec69aec785f4a32bf0940d45a13bc521d
Signed-off-by: mochangming <mochangming@xiaomi.com>
catch null pointer exception after ota update

N/A

Change-Id: Ia2ee21f3dd929325edc5c8316cbefd467b0f0ed6
Signed-off-by: mochangming <mochangming@xiaomi.com>
fix NoClassDefFoundError

Change-Id: Idb7ca3c09dbf5ccf4ff6feca91f37eb1d1b63f67