Fix clang warnings
- include/wget/wget.h: Add new function wget_ssl_set_config_object()
- libwget/ssl_gnutls.c: Likewise
- src/options.c: Use wget_ssl_set_config_object()
- libwget/ssl_gnutls.c (wget_ssl_write_timeout): Remove unreachable code not required by syntax
- src/wget.c (downloader_thread): Likewise
- unit-tests/test.c (test_hpkp): Remove unnecessary variable with same name
This fixes #270 (closed).
Edited by username-removed-1287585