[iMansanet] New minutesToStuck property on tools description to include the minutes the tool will be considered stucked by the PE

Fixed a regression with previous commit when a document is splitted in smaller chunks in the database.

Added an index in the MongoDB collections for newly created projects to make sure that concurrent accesses to the PKM do not lead to duplicate documents with same unique key.

Added sorting of invocations in reverse order of the request time stamp for GET /invocations endpoint.

Added abbreviated output for GET endpoints returning projects (in this mode only name and members are returned).

Added documentation for get_users CLI.

Add new lang and model parameters to NER tool

See merge request !69

[iMansanet] forgot to change tool name and tool ID

See merge request !68

[iMansanet] New Java Tool Specification to process all project files

See merge request !67

Correct semparser tool spec

See merge request !65