Merge pull request max-lt#21 from jijeesh/nginx1.19.10_jwt_1.12.1

Nginx1.19.10 jwt 1.12.1

Renamed scripts

Use ngx_pcalloc instead of calloc

Remove "dev" branch information

Updated nginx version

Code style and cleanup

--tmp

Fixed null character position.

Merge pull request max-lt#8 from r-chris/patch-2

Minor typo for new auth_jwt_alg option

Cleanup