adjust methods for preinstall

N/A

Change-Id: Ic42247c59be8d195d06c07c22c046c0e7f5b22ef
Signed-off-by: mochangming <mochangming@xiaomi.com>
update script to generate enforcecopyinglibpackages.txt

N/A

Change-Id: Ic42be0a1cf23fde67c8862c841f132aae07ed9f0
Make switching fonts without reboot.

Ref-Id: I9df0f6a53579301b0b0ee70c483c78be9e92edd3
Change-Id: I38056a6ca6d7f5bfc6da3b59184f61282371ed8c
amend merged error

Change-Id: Ic1c4fa26c27e26c90c6ba96cb46fa7b1f113da7a
Signed-off-by: mochangming <mochangming@xiaomi.com>