attempt to fetch a new token/secret if updating fails

expired tokens will not allow login to fetch user details
Update Sample.
Add the pods.
Bump SHOmniAuthLinkedIn 0.2.5
Merge branch 'release/0.2.5'
Merge branch 'release/0.2.5' into develop
Email info key is populated
Merge branch 'simonmaddox-EmailAddress' into develop
Bump 0.2.6
Merge branch 'release/0.2.6'