More professional approach to bin/build. Separated build of panel and ss. Implemented partial builds by giving "ss" or "panel" param do bin/build script.

Signed-off-by: Daniel (dmilith) Dettlaff <dmilith@verknowsys.com>
Fix: Also clean ar archives on bin/clean.

Signed-off-by: Daniel (dmilith) Dettlaff <dmilith@verknowsys.com>
Panel is independent part of code now, hence it should have met all linker dependencies alone.

Signed-off-by: Daniel (dmilith) Dettlaff <dmilith@verknowsys.com>