IPASC data format export

[jgroehl]

From the IPASC reconstruction project, we just realised that SIMPA still depends on the ipasc-tool dependency, which we used for testing before moving to the pacfish name.

[kdreher]

With this commit: 4847fd31a93c19909dcd1fdbb4eeedfc28e09703 I changed the dependency to pacfish. However, since the API changed a lot, I the pacfish adapter now raises an error on instantiation and the tests that should test the adapter are set to an @expectedfailure.