Merge pull request FederatedAI#3470 from FederatedAI/develop-1.7

Improve build and standalone deploy docs

Merge pull request FederatedAI#3093 from FederatedAI/master-fix

fix mysql storage table bug

standalone deploy: update doc

Merge pull request FederatedAI#2732 from FederatedAI/feature-1.6-gitm…

…odule_edit

edit git module of board

Merge pull request FederatedAI#2576 from FederatedAI/develop-1.5.1

Develop 1.5.1

Merge pull request FederatedAI#2323 from FederatedAI/master-fix

fix can not get servings conf from zk bug

Merge pull request FederatedAI#2179 from FederatedAI/feature-1.4.6-de…

…ploy-doc

1、add deploy doc for version 1.4.6

Release 1.5.0（LTS）-preview

Merge pull request FederatedAI#1993 from FederatedAI/develop

Release v1.4.5

Merge pull request FederatedAI#1809 from FederatedAI/develop

Develop