Fix SQL logging removes rest part after line comment
should not use Option#get
add defaultAutoSession setting
Merge pull request #281 from xuwei-k/defaultAutoSession

add defaultAutoSession setting
Improve SQLSyntax#eq, #ne to generate "is null" query when accepting null/None values
Merge pull request #282 from scalikejdbc/feature/eq-for-null

Improve SQLSyntax#eq, #ne to generate "is null" query when accepting null/None values
Fix build settings for sandbox
version 2.1.2
Merge branch 'release/2.1.2'