News, P64 PCO and NeXus, Lambda, P23, P08, PCO with HiDRA slow, P21

• NeXus writer slows down PCO Edge at P64: fixed, updated the Tango server. Needs testing.

• Lambda server appears to get stuck now and then, P23, P08: the problem did not show-up in tests. Ongoing.

• PCO with HiDRA slow, P21: waiting for tests.