DocStoreMigration - make sure the DB cursor doesn't time out during migration
Results - don't reference non-existant fields on error/delay

The theme changes resulted in referencing result fields even in the
error/delay case, which resulted in template errors, rather than the
normal informational message.  Fix the conditionals so that no result
fields are referenced on error/delay.
Default path is /opt
Bump to 1.4 final