FORMUS3IC_LAS3 / embb

Conflicts:
	COPYING.txt
	README.md

Set TARGETs the clean way, using generators....

The old version depended on the build-dir to be a subdirectory of the
source directory.
With this patch one can build in tree or put the build-dir anywhere.

Signed-off-by: Henning Schild <henning...@siemens.com>

Added EMBB_UNUSED_IN_RELEASE macro in thread_specific_storage-inl.h to avoid warning about unused variable.

This reverts commit 807308ab819e778915b8a6c5c5cdb68288233f72.
This reverts commit 399ddba00be2f45a4768f4a2e92d1c12d3e75552.

4 spaces to get code blocks
Conflicts:
	README.md

- shift initialization of is_active to correct position
- remove unused variable

  (this probably works on MacOS too, but not tested yet)

While on it, fix error message. The missing include file
is not the root cause of the problem. The missing implementation
of embb_core_count_available() is.