DERBY-6044: Fix poor word breaking in table on download page(s)

Some browsers break up DERBY-XXXX at the hyphen even though they shouldn't.
Work around this by using a div-element to size the first column of the table.

Patch file: derby-6044-1a-stop_breaking_up_jira_id.diff


git-svn-id: https://svn.apache.org/repos/asf/db/derby/code/trunk@1437872 13f79535-47bb-0310-9956-ffa450edef68