Bump version for rc5

bumping version

Merge pull request flame-engine#574 from flame-engine/develop

Flame 1.0.0-rc3

Bump versions for rc2 release

Merge pull request flame-engine#515 from flame-engine/develop

0.28.0 release

Luan's line

Merge pull request flame-engine#475 from flame-engine/develop

0.27.0 release

Merge pull request flame-engine#455 from flame-engine/develop

0.26.0 RC

Merge pull request flame-engine#444 from flame-engine/develop

0.25.0 RC

Merge pull request flame-engine#411 from flame-engine/develop

0.24.0 RC