add docx download to ETSI files

add versioning selection in the back and front end

fix SET 26 CRs not found

print spec

fix url keyword

fix url keywords

Update

Fix ETSI error

Update README.md

Update documentation.md

[BETA] Add GlobalPlatorm support

Update requirements.txt

Fixing error HF

Front-end implementation

Add documentation + fix bugs

First version (Back only)

initial commit