Cadastral Maps

[peacog]

• [ ] change Scale field to a select list with the following options:
• 1:2500
• 1:10000
• 1:50000
• 1:250000
• [ ] on list page hide the action and notes columns
• [ ] add a search filter to filter by scale
• [ ] allow sorting of rows by title, sheet number and year
• [ ] make table header sticky at the top so it can always be seen when scrolling

See #134 re how to handle tiff uploads