shmem instead of findsharedmemory, and allow force posix shmem build option

See merge request !370

Adding an example subsystem part to the simulink section of CDS parts

See merge request !377

Models proper exit

See merge request !379

RCG: Widen IFO check in parser3 to allow any capital letter.

See merge request !375

Adding logic to undef IOP_MODEL before we include the env that may define it,...

See merge request !374

Adding logic to undef IOP_MODEL before we include the env that may define it, that way the ENV can't be setting it

Implicit declaration compilation fix

See merge request !373

Fixes undeclared function warning when building awg client in DTT

Merge branch 'userspace-shmem' of git.ligo.org:ezekiel.dohmen/advligorts into module-install-changes

Merge branch 'module-install-changes' of git.ligo.org:ezekiel.dohmen/advligorts into userspace-shmem

Remove some debug output that is filling up nds logs.

See merge request !372

awgtpman: interface backwards compatibility changes

See merge request !371

In response to comments by Patrick

awgtpman: client interface will now detect and use older RPC interfaces

See merge request cds/advligorts!369

RPC results need to be cleared before calling an RPC function.

Version 4.0.1 and earlier had 4 testpoint interfaces instead of two.
This code autodetects which interfaces are used by awg
and switches to the appropriate interface