Further stats & other pages reworking

[dantheta]

• [x] stats page TOC
• [x] back to top links
• [x] About these stats ModX page
  • [x] ModX editable table descriptions
• [x] Reduce numeric table widths

Other pages

• [x] Vertical spacing on in-page menu

[dantheta]

Resource 10272 added to modx, this contains the CMS-editable text regions.

These template variables will be inserted onto the page:

• banner_text: main text, below the h1 title
• TextAreaOne - TextAreaFive: placed above each of the tables.

[dantheta]

Other comments for the stats page are on #388. More can be added there if needed.