Contributor with period in title
Description
On contributor #show page
If contributor has `.` in title
Then GA data is not showing up
And contributor name is not rendering correctly in HTML
E.g. https://analytics-dashboard.dp.la/hubs/California%20Digital%20Library/contributors/Tulare%20County%20Library,%20Annie%20R.%20Mitchell%20History%20Room?end_date=2018-07&start_date=2018-07
