[Bugfix][T106][task-view-794]add initial apn set/get interface

Only Configure: Yes
Affected branch: master
Affected module: data,network
Is it affected on both ZXIC and MTK: only ZXIC
Self-test: Yes
Doc Update: No

Change-Id: Ib6df2f6cb0206deec6f634129b8f8ce532769fc5
22 files changed