[VOTE] Discontinuing MINA 0.8 branch

[Hieu Phan Thanh]

[X]: +1 Discontinue 0.8 after releasing 0.8.4 as the last release in
0.8branch.
[ ]: 0 Abstain
[ ]: -1 Don't discontinue 0.8.

I'm migrating from mina-0.8 to 1.0.x. The API is easier to use than 0.8.

Thanks & best regards,
Hieu Phan.