Wei

Results 4 issues of Wei

Change-Id: I0a6a051d26f8bc82e5172c9905ef46b34fa12ed5

the obj and bin files are stored under source code directory, would like to add a BINDIR in Makefile, to support parralle make for different target.

@iafonov do you have a release plan for this project?

Change-Id: I991b84ce731adbd25f5cdf565333db1a19e75ec6