The requirement to have VM.Allocate it non-obvious and confusing
if the VM already exists. If the user can backup, he should also be able
to restore that backup.

System upgrade almost always requires user input.

code cleanups

apt-get uses similar code.

And log a message to syslog when we update the package list.

To re-open database - else we get old/cached entries.

Fetching changelog at server side avoids security problems at
client (Same-Origin-Policy).

And avoid to use debian version, because that changes over time and
it is clumsy to keep in sync.

Signed-off-by: Stefan Priebe <s.priebe@profihost.ag>

Currently when we open a new summary panel

- we display the rrd with default hour timeframe
- then we refresh it
- then we update from timeframe selector

With this patch:
- We display the rrd with timeframe from selector, or if not defined default hour
- We update from timeframe selector value if timeframe && cf are differents from current value
Signed-off-by: Alexandre Derumier <aderumier@odiso.com>

Java archives (.jar) are simple zip files - already compressed.

Signed-off-by: Alexandre Derumier <aderumier@odiso.com>

This can be used for the new async qemu config API.

Only enable timeouts when we really expect data to be send/received.