v1.1.0

Add convenience types for net/url.URL and time.Duration.

v1.0.0: Merge pull request #3 from alfred-landrum/sm-chagnes

Changes from initial 0.1 release:

• Use shorter "env" as the struct tag.
• Use "=" as separator between environment variable and default value.
• Remove the embedded URL wrapping struct.
• Allow structs that satisfy "Set(string) error" to set themselves.

initial

v0.1

update readme