Separate 'Template task' link in header to the right

Close #125
Refine spec of models
Add missing spaces and refine some spec
Add the 'days_per_point' view in dashboard [ci skip]
Separate the summary view
Merge pull request #132 from kaznum/add_days_per_point_to_dashboard

Add the 'days_per_point' view in dashboard [ci skip]
Merge pull request #131 from kaznum/refine_some_specs

Add missing spaces and refine some spec
Merge pull request #130 from kaznum/refine_specs

Refine spec of models
Merge pull request #128 from kaznum/separate_template_task_in_header

Separate 'Template task' link in header to the right