Major refactor of Migrants code
- Bug Fix: multiple copies of fills and country texts when resizing
- Bug Fix: progress paths render off path
- code style clean-up
- more efficient, easier to read
- removed unused variables and functions
- rename migrants_refactor.js back to migrants.js
Cleaned up some HTML junk
adding todo comments for scrubber updater
Merge branch 'migrants-refactor' of https://github.com/brianchirls/empire into brianchirls-migrants-refactor

Conflicts:
	index.html
	migrants/js/migrants_refactor.js
merging brian's migrants refactor
Merge branch 'brianchirls-migrants-refactor' into veev