add mark factory file and rspec test
Merge branch 'master' of git://github.com/MarkUsProject/Markus into mark_spec
add mark model rspec
Merge branch 'master' of git://github.com/MarkUsProject/Markus into mark_spec
Fix format based on hound comments
Remove }
change to equal to to eql
remove mark unit test
Merge pull request #1807 from YusiFan/mark_spec

Mark spec