Merge pull request #70 from KEWilliams/master

few more code comments
Merge pull request #72 from KEWilliams/master

mostly about the last pull request (take 2 - I closed the one I just submitted by mistake to killfall:master)
Commented out saturn, objects cannot have 0 mass
removed unused popup/resource files
Merge branch 'remove_untidyness'
Merge branch 'gh-pages' of https://github.com/killfall/asteroid-prospector
Credited flag images and added me(!) under project management :-)
added indian translation
removed footers from pages which were displaying in the sidebar
- tweaks to readme
fixing conflict
batch-resized all element images to make them uniform and smaller
fixed typos, spelling, grammar, and errors in the story page
Merge pull request #73 from ian-g/gh-pages

a few tweaks
Merge branch 'master' of https://github.com/KEWilliams/asteroid-prospector into KEWilliams-master

Conflicts:
	js/main.js
cleaned out unused code, added some more comments.
no functional changes.
Merge pull request #76 from kris-sum/master

cleaned out unused code, added some more comments.
Sidebar changes
Another screenshot
Added screenshot
Planet and map tweaks