Merge pull request #1 from shinesoftware/sandbox

Sandbox
Unuser mothod remove
Added some comments
Invoice purchases category classe for crud table
Purchases module table manager sql file e yml update
language switcher improved
minor bugs fixed
Routes updated
migration fixed
Purchases module continuation
Purchases module continuation
Fix to documentation
Merge pull request #225 from 89snake89/sandbox

Sandbox
bootstrap updated
bootstrap updated
bootstrap updated
new resource added in the db
Seo product export has been created
Merge pull request #228 from shinesoftware/sandbox

Sandbox