Release Name: 0.1.5

Notes:



Changes:
== 0.1.5 2009-08-15

* use @erbout for ERB output buffer variable name.
* add ERB capture method to base_helper.rb.
* add get directory config method to base_helper.rb.
* add NKF helper to nkf project template.
* avoid error when filter config is empty.
* add statistics line to update command. 
* do not abort auto update server when ERB error occurred.