Add BrightTreasury grant proposal

[aolszewska]

Grant Application

This application is (select one):

• [x] Speculative (use this by default)
• [ ] an RFP response

This application is (select one):

• [x] Public (fully)
• [ ] Public with private finances

Abstract

The aim of the BrightTreasury project is to create a standalone web application along with a PWA representation that would allow performing basic actions on the Treasury module of Polkadot and Kusama Substrate networks (with a potential to support any Substrate-based network with Treasury module).

Checklist

• [x] The grants document has been read and understood.
• [x] The Google Form will be completed accurately. Note that the Google Form requires the pull request URL.
• [x] Abstract (above) is succinct and complete.
• [x] The application is being included into the correct directory: either 'targeted' or 'speculative'.
• [x] The application includes a project description.
• [x] The application includes all names of team members.
• [x] The application includes a description of the team's experience.
• [x] The application includes all necessary links (e.g. GitHub and LinkedIn)
• [x] The "Development Roadmap" section in the application has a timeline of development ("milestones").
• [x] The "Development Roadmap" section in the application has an estimate of funds required.
• [x] The "Development Roadmap" section gives an indication of the team's long term plans.
• [x] The "Development Roadmap" section includes documentation as a deliverable for at least one milestone.

[aolszewska]

Changing to open grants program.