Fix version tagging in CI to match new version style (#778)

As of v1.5.3, PicoShare versions have a v prefix, so this updates our
CircleCI config to match.

Fixes #777

Fix version display on /information page (#775)

3248b5d and
68ccda3 switched the way we populate
version information, but they accidentally caused a regression on the
/information page.

Fixes #774

Use httptest.NewRequest in handler tests (#771)

Fix foreign key reference in database migrations (#707)

The existing migration failed to account for orphaned rows in the
download table and entries_data table that referred to files that had
been deleted.

This fixes the migration so that we only migrate over rows that are not
orphaned.

Fixes #705

Return the URL unless JSON is requested (#702)

Adjust 365-day expiration time test (#624)

It's slightly more obvious in a non-leap year.

Remove litestream verbose flag (#574)

Addresses #573 

Removing `-v` from the `litestream restore` command as it is now the
default.

Remove litestream verbose flag (#574)

Addresses #573 

Removing `-v` from the `litestream restore` command as it is now the
default.

Improve error message on failed upload

Improve error message on failed upload