improved doc.
doc fix
Merge pull request #2142 from peeradach001/patch-1

doc fix
Fixes #2144: `Html` helper now supports rendering "data" attributes
typo
added guide to apidoc bootstrap template
doc fix.
refactored BaseMailer about message file name generation.
Renamed `ActiveRecordInterface::createActiveRelation()` to `createRelation()`
Fix typos in constant
Merge pull request #2150 from zelenin/constant-define-fixes

Fix typos in constant
Merge remote-tracking branch 'upstream/master'
fix error OFFSET (not support).
LIMIT 10 OFFSET 5 => LIMIT 5, 10