1.4.0

• improved boolean parsing
• support for encoding.BinaryUnmarshaler
• CheckDisallowed function to validate a spec struct against the environment
• improvement to word splitting for uppercase words
• go module support!
• various error message and documentation improvements

1.3.0

• supports a split_words struct field tag for using underscores in env var names
• Usage* API for printing out usage information calculated from envconfig spec structs
• now supports maps with key1:value1,key2:value2 syntax in environment variables

v1.2.0

• targets support embedded structs
• interface for custom decoding of the env var string
• ignored field tag
• targets support pointer fields
• support for nested (non-embedded) structs
• exposes underlying error within ParseError type

v1.1.0

This release adds support for slices, time.Duration, and struct tags to enable default values.

v1.0.0

Merge pull request #1 from aybabtme/clearer_error

Contextual info to error messages