New upstream version 0.9.3

See merge request !7

- src/utils/base64.{c,h} files are distributed under the 3-clause BSD license
- add an entry for the missing file src/bip_main.c

This update of policy doesn't require any other update.

Update to upstream version '0.9.2'
with Debian dir 3f52e38a9d8c5ca9f775f40f09a0b058b165ef7d

Picked from #732444, thanks DNS <debian@88it.de>

Remove unnecessary constraints

See merge request !3

* bip: Drop versioned constraint on lsb-base in Depends.
* Remove 1 maintscript entries from 1 files.

Changes-By: deb-scrub-obsolete

Fix some issues reported by lintian

See merge request !2

Changes-By: lintian-brush
Fixes: lintian: out-of-date-standards-version
See-also: https://lintian.debian.org/tags/out-of-date-standards-version.html

Changes-By: lintian-brush
Fixes: lintian: debug-symbol-migration-possibly-complete
See-also: https://lintian.debian.org/tags/debug-symbol-migration-possibly-complete.html

Fix some issues reported by lintian

See merge request !1

Changes-By: lintian-brush
Fixes: lintian: upstream-metadata-file-is-missing
See-also: https://lintian.debian.org/tags/upstream-metadata-file-is-missing.html

Changes-By: lintian-brush
Fixes: lintian: trailing-whitespace
See-also: https://lintian.debian.org/tags/trailing-whitespace.html

Update to upstream version '0.9.0~rc4'
with Debian dir e3768d4f564cd3985beb9ee29b3fe513b3ecd687