Update about_team.mako

Modified job title for Erin and Saman.
Merge branch 'patch-15' of github.com:AndrewSallans/centerforopenscience.org into AndrewSallans-patch-15
Merge branch 'AndrewSallans-patch-15'
Merge branch 'master' of https://github.com/CenterForOpenScience/centerforopenscience.org