format_size() was called on it twice.

Tables would not accept 0 as having data so columns with zeroes would lose data when merging with other columns.

#482162 by agentrickard: link path needed further sanitization to properly encode special characters.

#381346 by ayalon: Allow Taxonomy: Tid as a field, which is now needed for rewrites which may need tids.

#490516 by v_20q: Some fields not properly being marked as translatable due to option unpacking bug.