0.7.0b2
 - fixed modbus daemon
 - fixed modbus device
 - updated Docs
 - readded log notifications in HMI
 - added loading animation for data prefetch in HMI
 - changed id in Log model to timestame + id schema

0.7.0b3
 - removed separate handler files for daq
 - removed seperate HMIVariable model
 - added restart of daq when Variable or Device model are changed
 - added support for different byte order of aquired data
 - fixed support for U/INT64 and U/INT32 datatypes
 - removed chart_set from hmi
 - updated docs
 - removed unused code

0.7.0b4
 - fixed reinit loop in daq daemon
 - added restart of daq when Scaling model has changed
 - fixed hmi.widget save without a title
 - fixed export.handler (wrong start and end date)
 - fixed export to file, check of array index, import of numpy
 - added backend table (VariableState) for current values in the database
 - fixed crash of hmi admin when widget has no title
 - added unixtime value in web hmi (experimental)
 - fixed custom html panel variable not uptading in hmi
 - added restart_daemon field in background task model
 - added check of write permissions for pid and log file in DaemonHandler
 
0.7.0b5
 - added color chooser to VariableAdmin
 - fixed display bool values in charts
 - added servertime to footer of hmi
 - new register handling structure in modbus device

0.7.0b6
 - updated javascript libs
    - jquery --> 1.12.4
    - flot --> 0.8.3
    - tablesorter --> 2.0.5b
    - bootstrap --> 3.3.6
 - changed Title in HMI views
 - added pollinginterval field in device model
 - fixed chart legend template
 
 0.7.0b7
 - fixed data export (record starts with 0)
 - fixed RecordedData manager
 - added APC UPS status info's to systemstat device

0.7.0b8
 - added ability to add fake data to RecordedData manager
 - fixed add fake data in hmi
 - fixed query_first_value in RecordedData manager

0.7.0b9
 - updated to Django 1.10
 - changed filter in Chart Model Admin

0.7.0b10
 - added Visa and Phant Device support
 - minor fixes in the Export of Data
 
0.7.0b11
 - fixed Export without mean values
 - fixed managementcommand for Data Export
 - added lock for Exports to prevent running of more then one export at a time

0.7.0b12
  - fixed export
  - added datetime fields to Export 
  - added pytz to the requirements
  
0.7.0b13
  - fixed modbus write task
  - fixed Event handling
  
0.7.0b14
  - fixed handling of int16 values in RecordedData Model
  - added custom admin interface
  - added filter to variable state admin view
  - added unit column to variable admin
  
0.7.0b15
  - added 1-Wire support (experimental)
	
0.7.0b16
  - fixed handling of dead tasks in data export
  
0.7.0b17
  - added support for custom daq devices
  - updated docs
  - some hmi changes

0.7.0b18
  - added OWFS support to onewire device
  - updated to django 1.11
  - added download link for export files to export job
  - fixed daemon handler 
  
0.7.0b19, 0.7.0b20, 0.7.0b21
  - changed daemon handling to support multitasking
  - rearranged admin for Device and Variables
  - updated the Docs

0.7.0b22, 0.7.0b23, 0.7.0b24, 0.7.0b25
  - added BackgroundProcess restart on model change
  - fixed problem with id of ControlItems in HMI
  - updated Docker files (not working yet)
  - updated SysV-init service examples
  - updated systemd service examples

0.7.0b26
  - fixed Jofra350 Admin
  - fixed OperationalError in scheduler

0.7.0b27, 0.7.0b28, 0.7.0b29, 0.7.0b30, 0.7.0b31
  - major update to the javascript part of the HMI Client
  - added time selection bar in HMI

0.7.0rc1
  - updated Docs
  - updated systemd unit file
  - improved HMI
