Build on the content of two examples

Conflicts:
	docs/_posts/examples/v1.0.0/0100-01-01-dynamically-drawing-a-line.html
This is not doing enough
Another heap of edits
More edits
Edits
Edits to `Zoom and Pan` section
Edits to legend examples
Edits to marker examples
Edits to plugins
Edits to the Omnivore section
Section: User interface edits
Add TileMill interactivity section in examples
Edits to vector category
Merge branch 'mb-pages' into example-edits

Conflicts:
	docs/_posts/examples/v1.0.0/0100-01-01-markers-from-csv-custom-style.html
	docs/_posts/examples/v1.0.0/0100-01-01-markers-from-csv.html
	docs/_posts/examples/v1.0.0/0100-01-01-omnivore-csv-simplestyle.html
	docs/_posts/examples/v1.0.0/0100-01-01-omnivore-custom-layer.html
	docs/_posts/examples/v1.0.0/0100-01-01-omnivore-gpx.html
	docs/_posts/examples/v1.0.0/0100-01-01-omnivore-kml-tooltip.html
	docs/_posts/examples/v1.0.0/0100-01-01-omnivore-topojson.html
	docs/_posts/examples/v1.0.0/0100-01-01-omnivore-wkt.html
Small edits to latest examples
Merge pull request #773 from mapbox/example-edits

Example page edits