Provide shared library
Provide shared library

Some people may want to use tinycbor as a shared library instead of
as a static library, so providing a set of .so accordingly.

Even with the static library, I'm having trouble incorporating it
into another shared library, so providing -fPIC option as well.

Signed-off-by: Bertrand Roussel <c9bc07bfde5ae4a2bcd7d47488bdf6113072ec29@sierrawireless.com>

thiagomacieira/tinycbor,intel/tinycbor,01org/tinycbor,thiagomacieira/tinycbor,01org/tinycbor,01org/tinycbor,thiagomacieira/tinycbor,intel/tinycbor,intel/tinycbor,thiagomacieira/tinycbor,intel/tinycbor