Remove legacy json-sql lib

[adamant-al]

• Removed legacy json-sql lib dir
• Used latest json-sql version
• Added workaround for insertorupdate
• Added workaround for $upper

To do:

• Use our fork https://github.com/Adamant-im/json-sql
• Add support in our fork for insertorupdate and $upper for postgre, based on old version (json-sql lib dir)
• Resolve other issues, if any

[adamant-al]

@martiliones Check the task

[martiliones]

live on ahead.adamant.im