[RELEASE] Released version 2.0-dev0

Released version 2.0-dev0 with the following main changes :
    - BUG/MAJOR: connections: Close the connection before freeing it.
    - REGTEST: Require the option LUA to run lua tests
    - REGTEST: script: Process script arguments before everything else
    - REGTEST: script: Evaluate the varnishtest command to allow quoted parameters
    - REGTEST: script: Add the option --clean to remove previous log direcotries
    - REGTEST: script: Add the option --debug to show logs on standard ouput
    - REGTEST: script: Add the option --keep-logs to keep all log directories
    - REGTEST: script: Add the option --use-htx to enable the HTX in regtests
    - REGTEST: script: Print only errors in the results report
    - REGTEST: Add option to use HTX prefixed by the macro 'no-htx'
    - REGTEST: Make reg-tests target support argument.
    - REGTEST: Fix a typo about barrier type.
    - REGTEST: Be less Linux specific with a syslog regex.
    - REGTEST: Missing enclosing quotes for ${tmpdir} macro.
    - REGTEST: Exclude freebsd target for some reg tests.
    - BUG/MEDIUM: h2: Don't forget to quit the sending_list if SUB_CALL_UNSUBSCRIBE.
    - BUG/MEDIUM: mux-h2: Don't forget to quit the send list on error reports
    - BUG/MEDIUM: dns: Don't prevent reading the last byte of the payload in dns_validate_response()
    - BUG/MEDIUM: dns: overflowed dns name start position causing invalid dns error
    - BUG/MINOR: compression/htx: Don't compress responses with unknown body length
    - BUG/MINOR: compression/htx: Don't add the last block of data if it is empty
    - MEDIUM: mux_h1: Implement h1_show_fd.
    - REGTEST: script: Add support of alternatives in requited options list
    - REGTEST: Add a basic test for the compression
    - BUG/MEDIUM: mux-h2: don't needlessly wake up the demux on short frames
    - REGTEST: A basic test for "http-buffer-request"
    - BUG/MEDIUM: server: Also copy "check-sni" for server templates.
    - MINOR: ssl: Add ssl_sock_set_alpn().
    - MEDIUM: checks: Add check-alpn.
9 files changed