v0.0.1

## Rename config params

- host -> hostname
- column -> testname

 (see: http://hobbit.math.cnrs.fr/hobbit/help/manpages/man1/bb.1.html)

## Add config param

-  custom_determine_color_code

set ruby code of determinate color to config_param :custom_determine_color_code

### Parameter

time, record, value

### Example

#### everytime 'green'

````
custom_determine_color_code return 'green'
````

#### if value > 90 then 'red' else 'green'

````
custom_determine_color_code if  value > 90; 'red'; else 'green'; end
````

#### If raise some exception

server didn't respond

- use config color value
- write warn log