This commit minimizes the impact of running unit tests on the host
system. In particular, the test cases will have its own public info and
TPM.
Change-Id: Ic6e78ebd80dea920806ca1898caa6a2eac30348b
Note that as of this commit, there are several changes in location of
compiled binaries in `build/` folder:
* `nfd` has been moved to `build/bin/nfd`
* `unit-tests` has been split into `unit-tests-core` and `unit-tests-daemon`
Change-Id: I2c830c117879edbaa5457d6423c13f0273285919
Refs: #1486
Davide Pesavento
Alexander Afanasyev