MIL-355 fixes TypeError: Cannot read property 'expires_at' of undefined session error
Adding burp option on jekyll build
Merge branch 'master' of https://github.com/crdschurch/crossroads.net
Start of login controller spec
Hide username and sign out on mobile.

Filled in user icon is now show when user is logged in on mobile.
Clicking the icon will sign the user out and change to the unfilled version.
adding support for local only jekyll config @ config/_config.local.yml
Merge branch 'master' of https://github.com/crdschurch/crossroads.net
Merge branch 'master' into MIL-261_person_profile