Merge pull request #896 from sexnothing/develop

Develop
Added min_length for tag terms
Merge branch 'develop' of https://github.com/pi-engine/pi into develop
Hide SMAL client from fornt menu
Update translate file
Tag type sanitizing
Merge branch 'develop' of https://github.com/pi-engine/pi into develop
Added module custom breadcrumbs support
Merge pull request #898 from sexnothing/develop

System component form update
Merge pull request #899 from sexnothing/develop

System form update
Added module custom breadcrumbs support
Added module custom breadcrumbs support
Merge branch 'develop' of https://github.com/pi-engine/pi into develop
Added demo custom breadcrumbs
Added demo custom breadcrumbs
Added demo custom breadcrumbs
Merge pull request #900 from sexnothing/develop

User module bug fixed
Adjusted tag api in article module and fixed bugs
Use session for persistent storage in setup per Issue #888
Merge pull request #901 from linzongshu/develop

Adjusted tag api in article module and fixed bugs