INFUND-5930 - Reformatting for README and adds usage block for frontend.sh
INFUND-5930 - Reformatting for README and adds usage block for frontend.sh


Former-commit-id: c730bbd8ad84aa4a0fa02b82144fddd9d47adbe0
InnovateUKGitHub/innovation-funding-service,InnovateUKGitHub/innovation-funding-service,InnovateUKGitHub/innovation-funding-service,InnovateUKGitHub/innovation-funding-service,InnovateUKGitHub/innovation-funding-service