Added extra context in send invitation

[joshjo]

When you send an invitation to the email, you could need to add extra information in the email. So then I update the send_invitation function in order to append the kwargs to the context used in the email.

[coveralls]

Coverage increased (+0.02%) to 91.954% when pulling da5472c on joshjo:update-context-email into ef59596 on bee-keeper:master.

[pandabearcoder]

This looks good, when will this be merged. I bet a lot of people need this

[bee-keeper]

Thanks for this. Apologies it took so long to merge.

[pandabearcoder]

Yay thanks!