minimal: updates

lib/libwebsockets.c

lib/libwebsockets.h

...xamples/minimal-http-server-smp/minimal-http-server-smp.c

...examples/minimal-http-server-smp/mount-origin/favicon.ico

...-examples/minimal-http-server-smp/mount-origin/index.html

...l-http-server-smp/mount-origin/libwebsockets.org-logo.png

minimal-examples/minimal-http-server/minimal-http-server.c

minimal-examples/minimal-http-server/mount-origin/404.html

...mal-examples/minimal-http-server/mount-origin/favicon.ico

minimal-examples/minimal-http-server/mount-origin/index.html

...nimal-http-server/mount-origin/libwebsockets.org-logo.png

...s/minimal-ws-server-pmd-bulk/minimal-ws-server-pmd-bulk.c

...mples/minimal-ws-server-pmd-bulk/mount-origin/favicon.ico

...amples/minimal-ws-server-pmd-bulk/mount-origin/index.html

...s-server-pmd-bulk/mount-origin/libwebsockets.org-logo.png

...al-examples/minimal-ws-server-pmd/minimal-ws-server-pmd.c

...l-examples/minimal-ws-server-pmd/mount-origin/favicon.ico

...al-examples/minimal-ws-server-pmd/mount-origin/index.html

...mal-ws-server-pmd/mount-origin/libwebsockets.org-logo.png

minimal-examples/minimal-ws-server-ring/minimal-ws-server.c