Merge pull request #126 from yumemi-inc/release_3.1.0

Release 3.1.0

Merge pull request #124 from yumemi-inc/release_3.0.0

Release 3.0.0

Merge pull request #121 from yumemi-inc/release-3.0.0-alpha05

Release 3.0.0-alpha05

Merge pull request #112 from yumemi-inc/release_3.0.0-alpha04

Release 3.0.0-alpha04

Merge pull request #107 from yumemi-inc/derived_state

Rename state modification method to newState() for better semantic clarity

Merge pull request #106 from yumemi-inc/error_type_suport

Add type support for error handling in Tart store framework

Merge pull request #104 from yumemi-inc/release_3.0.0alpha01

Release 3.0.0-alpha01

Merge pull request #95 from yumemi-inc/release_2.4.0

Release 2.4.0

Merge pull request #86 from yumemi-inc/release_2.3.0

Release 2.3.0

Merge pull request #77 from yumemi-inc/add_dsl

Add DSL-style builder pattern for Store configuration