Add custom request states

[garethrees]

Esta solicitud está todavía en proceso:
+ Me han pedido que aclare mi solicitud
+ Estoy preguntando por mi solicitud de información

Otros:
+ Esta solicitud requiere la intervención de un administrador  
+ Me gustaría retirar esta solicitud  

[JenMysoc]

Translations as follows:

This request is still in progress:

• They have asked me to clarify my request
• I am asking about my information request

Others:

• This request requires the intervention of an admin
• I would like to rescind this request

[garethrees]

They have asked me to clarify my request

This already exists http://alaveteli.org/docs/customising/states/#waiting_clarification

This request requires the intervention of an admin

This already exists http://alaveteli.org/docs/customising/states/#requires_admin

I would like to rescind this request

This already exists http://alaveteli.org/docs/customising/states/#user_withdrawn

[garethrees]

I am asking about my information request

I don't really get what this state is meant to show – it just sounds like its "in progress" at this point.

[JenMysoc]

I am not sure either but that's the translation :/

[garethrees]

# They have asked me to clarify my request
+ Me han pedido que aclare mi solicitud

This already exists http://alaveteli.org/docs/customising/states/#waiting_clarification

[garethrees]

# This request requires the intervention of an admin
+ Esta solicitud requiere la intervención de un administrador

# I would like to rescind this request
+ Me gustaría retirar esta solicitud 

These both already exist:

[garethrees]

We'll look at improving the items in the "others" section in https://github.com/mysociety/alaveteli/issues/2282

[garethrees]

Fixed as of https://groups.google.com/a/mysociety.org/d/msg/international/LELrW7HCezI/6WMBDXPJ3LQJ