new refactor alerts system

[hardba11]

`                       __________
`  .------------------ |0         |
`  |     .-----------> |    OK    |
`  |     |     .-----> !__________!
`  |     |     |        __________ 
`  |     |    rules    |1         | <---------.
`  |    rules  |       |   INFO   | <---.     |
`  |     |     `-----> !__________!     |     |
`  |     |              __________     mute   |
`  |     |             |2         |     |    ack
` rules  `-----------> | CAUTION* | ----'     |
`  |                   !__________!           |
`  |                    __________            |
`  |                   |3         | ----------'
`  |                   |   WARN   | <---------. 
`  |                   !__________!           |
`  |                    __________           ack
`  |                   |4         |           |
`  `-----------------> |  ALERT*  | ----------'
`                      !__________!

STATUS are defined in command_h-properties.xml

• 0 - OK : off
• 1 - INFO : static yellow
• 2 - CAUTION : blinking yellow - sound - clicking ack mute the sound
• 3 - WARN : static red
• 4 - ALERT : blinking red - sound - clicking ack mute the sound