Add work in progress bash implementation
Merge branch 'master' into bash
Get bash script passing all tests
Merge branch 'master' into bash

Conflicts:
	senv
Merge branch 'master' into bash
Improve initial file setting value
Merge branch 'master' into bash

Conflicts:
	senv
Set default SENV_KEY
Refactor default file
Merge branch 'master' into bash
Skip tmp pubkey
Quote arguments
Whitespace
Identity arg isn't supported
Simplify option parsing
Merge branch 'master' into bash
Add osx security support
Tests don't need to be ran from test dir
Remove set -e
Chomp extra newline