Splitted gmap.html to multiple files in new 'public_html'-directory.

Changes to 'dump1090.c'-file made accordingly.

	modified:   .gitignore
	modified:   dump1090.c
	deleted:    gmap.html
	new file:   public_html/gmap.html
	new file:   public_html/script.js
	new file:   public_html/style.css