Allow inspection for IPv6 local address.
Fix contexts of backtrace not being omitted correctly.
Fix long strings screwing up backtrace output.
Clone related entities when master entity is cloned.
Rename aeDatabase::names() to aeDatabase::aliases().
Rename aeDatabase::values() to aeDatabase::data().

Update placeholder names as well.
Add support for local variables to where() and having().
Clean up example database entity code.
Add aeDatabase::joining() method to simplify entity-level joins.