Vendor rlanvin/php-ip 1.0

[johanfleury]

This is required by nextcloud/server#13379.

Not sure if that's the correct way to do it but here is what I ran:

$ composer --version
Composer 1.8.0 2018-12-03 10:31:16
$ composer require --ignore-platform-reqs --update-with-dependencies rlanvin/php-ip
Using version ^1.0 for rlanvin/php-ip
./composer.json has been updated
Loading composer repositories with package information
Updating dependencies (including require-dev)
Package operations: 1 install, 0 updates, 0 removals
  - Installing rlanvin/php-ip (v1.0.1): Loading from cache
Writing lock file
Generating optimized autoload files
    Skipped installation of bin bin/doctrine-dbal for package doctrine/dbal: file not found in package
    Skipped installation of bin bin/validate-json for package justinrainbow/json-schema: file not found in package
    Skipped installation of bin bin/pscss for package leafo/scssphp: file not found in package
    Skipped installation of bin bin/jp.php for package mtdowling/jmespath.php: file not found in package
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    Skipped installation of bin bin/naturalselection for package sabre/dav: file not found in package
    Skipped installation of bin bin/vobject for package sabre/vobject: file not found in package
    Skipped installation of bin bin/generate_vcards for package sabre/vobject: file not found in package