Made my_strverscmp static.
encode_b64 signature.
decode_user_key_signature changed.
cast for dumpHex.
Removed unused var.
Removed unused func.
Added ugly casts (to be removed).
Fixed ambiguous else.
Changed user_public_key to unsigned.
moved declaration.
Signedness and type consistency.
signedness.
Removed unused variable.
Included x509v3.
More signedness and type consistency.
Removed more warnings.
Added fread check.
Removed unused variables.
Indent.
Fail hard if registration is unsuccessful.