fixed. #1

Read configuration
fixed. #2

Add extension points.
 - OPENED -> CLOSE
 - CLOSED -> OPEN
 - CLOSED -> CLOSE
 - OPENED -> OPEN
fixed. #4

'Open the opened gate' is error
fixed. #3

The judgment of a related lock file is added
fixed. #5

It corrected so that a script might be performed by the eval command
Merge pull request #6 from nemonium/develop

v0.9.0