Tests: Additional unsupported iface tests
Support ,  and related functions, bug448.
Fix internal error on array pin mismatch, bug393.
Commentary
Fix segfault on multidimensional dotted arrays, bug607.
Tests: Redo check macro.
Support wires with data types, bug608.
Fix enums with X values.  Test in next commit.
Support inside expressions.
Fix enum items under packages.
Fix enums in sensitivity lists
Fix CDC report causing out-of-memory
Fix complete selection of array ports
Fix per-bit array output connection error, bug414.
Merge branch 'master' into unoptflat