1. LocApiBase to create its own MsgTask thread to allow QMI calls
to be made asynchronously. It shall no longer share the adapter's thread.
2. Implementation of new LocApiResponse classes for generic response type
from LocApi layer to Adapter layers.
3. GnssAdapter modified to handle the asynchronous nature of LocApi calls.
CRs-Fixed: 2218658
Change-Id: I6e401a89f16791ec144763ac5f070b7ee1dad931
separated utils, core, ds and loc-api-v02 from loc-hal into their
own independent packages; simplified loc-pla; moved pla to the
root of project; removed loc-stub.
Change-Id: I373f02f9306646addf55ae90d71c4ba8e3741d09
CRs-Fixed: 2172544
Fix compilation errors in LE for changes in adding
DataItemObserver interface in SystemStatus.
Change-Id: I7f2987672818d9f4ff9db801b55ade6fcdfd9a7d
CRs-Fixed: 2081242
