Update usage.html
Update qb_update.html
Update qb_delete.html, qb_insert.html
modified white-space vendor/spyc.html.
modified under vendor directory files.
for white-space fixing.
Merge branch 'fix-whitespace-vendor-spyc_1.5' into fix-whitespace-vendor_1.5
Merge pull request #259 from inouet/1.5/develop_japanese

Update usage.html
Merge pull request #261 from torut/fix-whitespace-vendor_1.5

Fix whitespace vendor 1.5