Add new resource (band)

Was added and implemented the views for a new resource the bands
this resource does not have any restriction (neither local nor global)
- was added two new fields to Antenna model
- was implemented a new dajax function (band_update_alerts)
- was implemented a new template band.djhtml

Also was improved the base template
- was added a new option in the main menu
- was include a new button in the top of the template with a link
  to the administration panel, only for the user with permissions
Fix the home urls

Was added a new url to link the new view for the band configurations
Add a new antenna

Was added a new antenna DV11, which was forgotten of add in the initial
configuration file
Remove and rename cfg files

Was removed some cfg files that will not be used anymore
- centrallos.cfg locations.cfg vendors.cfg
Was renamed some files
Update CentralLO Configuration File

Was updated the clo_configs.cfg file to new structure
that allows read of better way the properties in the file
Fix the cfg file

The file was fixed to be parsed more easily and was corrected some
tiny typos error
Fix a view error

Was fixed a error that dont show the first row in the tables
of CentralLO configuration view
Add check for active status

Was added a new check in the main loop of the function ste_update_alerts
to checl if the antenna is active or not
Add new web service

Was added a new web service that allows obtain the current status
of the request in json format.

 - Was added a new url to the application ws/resourcesStatus
 - Were implemented some methods in models to give access to the data
 - Was changed the way in which the STEs are stores, now are stores as
   strings
 - Was implemented the json_status method in the web service
Update the project status

Were mark how DONE the completed tasks and were added two new tasks
in the changes list
 - generate better messages (a low priority task)
 - add restrictions to bands, a restrictions that not allow that a
   request will be valid if an antenna does not have bands associated