check for expected port types properly when deserializing nodes
version bump 0.7.1
Merge branch 'master' into fix-port-attribute-types
add regression test: undeclared port attribute type
add regression tests: undeclared port/type attributes
add regression tests: deserialization of schematics with type errors
Merge pull request #37 from mtrberzi/fix-port-attribute-types

Fix port attribute types