[Add]##System requirements Android 1.5+
[Add]##System requirements
Android 1.5+

Change-Id: Ic337480049107b6432f5c539eb4b5cb793b6db02
Signed-off-by: snowdream <cdffd11a126346dbdaf1bc276b1ced40d264aa24@gmail.com>

snowdream/android-multithread,snowdream/android-multithread,lobo12/android-multithread