This removes the sslcert_viewer entirely from the code. Where
possible I've also trimmed out of frontends any code I think
should not be present.
Frontends should check and remove any further references that I
have failed to catch.
Signed-off-by: Daniel Silverstone <dsilvers@digital-scurf.org>
Otherwise, each source file that includes the header will create a
new definition, which are usually merged together by the linker.
Multiple definitions of an object is not allowed in ISO C.