Add License
More portable shebang
More descriptive doc header
Better defaulting of ENV vars
Wrap comments for readability
DIR and FILE are actually local vars, so lowercase

Also improve pathfinding to not rely on readlink, and to work as
expected when file is sourced
Localize function vars
Color support for more xterms
Shrink boilerplate function
Whitespace
Consistent use of longhand options
Bump version
Merge branch 'master' of github.com:kvz/bash3boilerplate

Conflicts:
	main.sh