When class has STI, scope around subclass when polymorphic option is true.
Update the readme to document STI scoping behavior.
When class has STI, scope around subclass when polymorphic option is true.
Changed option :polymorphic => true to :scoped_by => :subclass
Changed :scoped_by => :subclass option to :by_model_type => true.
Merge pull request #117 from joe1chen/sti_subclass_scope

Add option to allow scoping around subclass when using STI.
Update CHANGELOG.md
better title to new :by_model_type option
Make uniqueness checks work with mongoid-paranoia
added failing spec for generating of slug before validation
added failing spec for generating of slug before validation
Also make for_slugs queries unscoped
Revert "Also make for_slugs queries unscoped"

This reverts commit 183deb8a215401a85e2afa3f8a0102de8a0633de.
reverted pull request number 118
Merge pull request #120 from loopj/mongoid-paranoia-uniqueness

Make uniqueness lookup "unscoped"
credit loopj for change
bumped verison number
Merge branch 'master' of https://github.com/digitalplaywright/mongoid-slug
the source :rubygems is deprecated because HTTP requests are insecure; changes source to 'https://rubygems.org'
it should not persist blank strings, but it does