stack/erp5: socat wrapper to get haproxy stats

haproxy can be controlled with this socket, so it might be useful
to "expose" it - it's not really expose because we only use a
UNIX socket.
17 jobs for feat/erp5-no-httpd2 in 0 seconds
Status Job ID Name Coverage
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failed ERP5.UnitTest-Master-no-httpd

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failed SlapOS.SoftwareReleases.IntegrationTest-Jerome-WIP

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failed ERP5.UnitTest-Master-no-httpd

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failed ERP5.UnitTest-Master-no-httpd

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failed ERP5.UnitTest-Master-no-httpd

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failed ERP5.UnitTest-Master-no-httpd

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failed SlapOS.SoftwareReleases.IntegrationTest-Jerome-WIP

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failed SlapOS.SoftwareReleases.IntegrationTest-Jerome-WIP

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