[fix bug 897881] Remove Mozillians from an event's mail form.
PEP8 Compliance fixes.
Tell jenkins to check.py for us.
Merge pull request #513 from glogiotatidis/linting

Linting
Merge pull request #510 from akatsoulas/897881

[bug 897881] Remove Mozillians from an event's mail form.
[fix bug 911790] Display logo and site name in Persona login
Merge pull request #511 from hardfire/911790

[fix bug 911790] Display logo and site name in Persona login
[fix bug 928934] Error in alert-box color in some message levels
Merge pull request #523 from alexgibson/Bug-928934-error-in-alert-box-color-in-some-message-levels

[fix bug 928934] Error in alert-box color in some message levels