Large log entry page changes (...)

- Dropped lists (ul/li) for log entries. Now using divs.
- Defining the entry count per page is now mandatory, and is set to 5000 where applicable.
- Content changes:
  - An HH:mm:ss timestamp is added at the beginning of every line.
  - Tooltip is temporarily disabled.
  - Code-behind now detects and marks long entries; JS detects and collapses them.
- Groups not containing warn/error/fatal entries (recursively, but only on the current page) are now collapsed by JS.
- Text is now set at 9pt.