envify 2.0.3

A better way to handle environment variables using `.env` file.

2.0.3

• Update sdk and dependencies
• Add deprecation notice

2.0.2

• Remove kReleaseMode example from documentation

2.0.1

• Upgrade SDK and dependencies

2.0.0

• Migrate to null safety

1.0.6

• Add example for conditionally changing the .env file path in Flutter using kReleaseMode

1.0.5

• Revert previous two version because they didn't solve the problem for annotations' usage

1.0.4

• Update README.md for $ prefix

1.0.3

• Use $ as generated class's prefix instead of _ to support usages from annotations

1.0.2

• Normalize example folder

1.0.1

• Update example and README.md to work properly

1.0.0

• Initial version