Fixing documentation issues

[indifferentghost]

Fixes most of the issues #209

can-route.html

• [x] misspelling aswell -> as well
• [x] update examples:
  • [x] imports from can
• [x] remove references of hooking up route.data to HTMLElements.
• [x] indentation

can-route.start.html

• [x] codepen
• [x] add description
• [x] indentation

can-route.stop.html

• [x] codepen
  • [x] using mock-url
• [x] add description
• [x] indentation

can-route.currentRule.html

• [x] codepen
  • [x] move example from body to signature.
• [x] indentation

can-route.deparam.html

• [x] codepen
  • [x] using mock-url
• [x] indentation
• [x] updated

can-route.isCurrent

• [x] codepen
• [x] added @description.
• [x] indentation
• [x] spelling agains -> against

can-route.link.html

• [x] codepen
  • [x] moved example from body to signature
  • [x] moved relevant example from body to props param.
  • [x] updated example comments to include leading ampersand &.
• [x] indentation

can-route.param.html

• [x] codepen
  • [x] moved example from body to signature
• [x] indentation

can-route.url.html

• [x] codepen
• [x] indentation

can-route.data.html

• [x] deprecate setting to HTMLelement
  • [x] linked to routing guide.
• [x] removed complete example heading in favor of routing guide.