* updated help texts
* when changing paid type, cover amount is changed, rather than multiplier
* added error when age_start > age_end
* added .DS_Store to gitignore
Merge branch 'master' of https://github.com/lroth/bst_ot

Conflicts:
	UI/css/screen.css
	index.html
Merge branch 'master' of https://github.com/lroth/bst_ot

Conflicts:
	UI/css/screen.css
	index.html