fair 2.4.1

Flutter Fair is a package used to update widget dynamically.

[2.4.1]

• Fix FairLogger import problem.
• Upgrade Analyzer to 2.3.0.

[2.4.0]

• FlatBuffers supports generating bin files in a null safe environment.

[2.3.0]

• Add null-safety
• Add support of flutter 2.5.0、2.5.1、2.5.2、2.5.3

[2.0.0]

• Bug fix of fair_version widgets
• Add support of flutter 2.0.6
• Add support of logical dynamics

[0.3.0]

• Bug fix of fair_version widgets
• Add support of flutter 1.22.6
• Minimize package size of fair_compiler

[0.2.0+3]

• Remove some api for v1.12.13 to avoid compile issue.

[0.2.0+2]

• add Sugar.mapEach support in build method.

[0.2.0+1]

• Support widget update through local assets and remote uri.
• Compact with flutter v1.22.4, v1.20.4, v1.17.3, v1.12.13.
• Generate bundle with build_runner.
• Add state binding for FairWidget
• Support partial refresh of FairWidget