Update /ja/docs-manual.html to modify the description of DataConverter_HTMLString.php
Merge pull request #4 from matsuo/update-reference-manual-for-dataconverter

Update /ja/docs-manual.html to modify the description of DataConverter_HTMLString.php
Update the document root page.
The Install/Deploy page added.
Previous web site file set places on the archives folder and created the link on the case study page.
Fix link etc.
Merge pull request #5 from matsuo/fix-bloglink

Fix link etc.