Log Message:
neon: Update to 0.31.2

* Set new HOMEPAGE and MASTER_SITES.

Changelog:
Changes in release neon 0.31.2, 20th June 2020

    Fix ne_md5_read_ctx() with OpenSSL on big-endian architectures.
    Fix GCC 10 warning in PKCS#11 build.
    Fix OpenSSL build w/o deprecated APIs (Rosen Penev).
    Fix unnecessary MD5 test for non-Digest auth (Sebastian Reschke).
    Fix hang on SSL connection close with IIS (issue #11).
    Fix ar, ranlib detection when cross-compiling (Sergei Trofimovich).

Changes in release neon 0.31.1, 17th April 2020

    ADMIN: The neon website has moved to https://notroj.github.io/neon/
    Restore ne_md5_read_ctx() in OpenSSL build.
    Fix gcc warnings on Ubuntu (Jan-Marek Glogowski).
    Fix various spelling mistakes in docs and headers (thanks to FOSSIES).
    Fix ne_asctime_parse() (Eugenij-W).
    Fix build with LibreSSL (Juan RP).

Changes in release neon 0.31.0, 24th March 2020

    Interface changes:
        none, API and ABI backwards-compatible with 0.27.x and later
    New interfaces and features:
        add more gcc “nonnull” attributes to ne_request_* functions.
        for OpenSSL builds, ne_md5 code uses the OpenSSL implementation
        add NE_SESSFLAG_SHAREPOINT session flag which enables workarounds< \ 
for RFC non-compliance issues in Sharepoint (thanks to Jan-Marek Glogowski and \ 
Giuseppe Castagno)
        ne_uri.h: add ne_path_escapef() in support of above
        ne_207.h: add ne_207_set_flags() likewise in support of above
    API clarification:
        ne_version_match() behaviour now matches actual 0.27+ ABI history
    Bug fixes:
        fixes for OpenSSL 1.1.1 and TLSv1.3 support
        fix crash with GnuTLS in client cert support (Henrik Holst)
        fix possible crash in ne_set_request_flag()
        fix build with libxml2 2.9.10 and later
        fix handling lock timeouts >LONG_MAX (Giuseppe Castagno)