fixes gregmarra/the-blue-alliance#956
Merge branch 'master' into url_fix
Merge pull request #960 from plnyyanks/url_fix

Fixes urls import of url not starting with http://
Change apiv2 to return dates instead of datetimes for event start and stop dates.
Merge pull request #963 from gregmarra/api-dates

Change apiv2 to return dates instead of datetimes for event start and end dates
Changes Insights nav to a sidebar. Fixes #955
Merge pull request #968 from gregmarra/insights-sidebar

Changes Insights nav to a sidebar. Fixes #955
Switch to insights controller leading up to Championship.
Improve MainInsights template.
Increment cache version.
Insight: Fix indentation to be a multiple of 4, and use "cls" instead of "self"
Merge pull request #972 from legoktm/spaces

Minor formatting fixes
Provide team links with event year on both sides of the table

For some reason, only the left side of the table had team links
with the year. This adds the year to links on the right side.
Merge pull request #973 from legoktm/bothsides

Provide team links with event year on both sides of the table