Describe the bug

I was looking at the OpenSSL crypto code (QuicEncrypt, QuicDecrypt, QuicHpComputeMask) and noticed a number of inefficiencies. For one, they all allocate a new EVP_CIPHER_CTX on every call! Additionally, QuicHpComputeMask is not processing the whole buffer at once, but instead doing a loop.

Recommended Changes

Since QUIC never uses key structs in paralle

As hinted in aidantwoods/SecureHeaders#67 (comment), the public API could do with some better coverage.

Blocked by #2

Hey,
Unicoded Emojies like 😋 📙 are not Getting Rendered Properly.

Eg:
If I edit my "template_variables" in binserve.json to

"template_variables": {
"load_static": "/static/",
"name": "This is test 😋"
}

The Index page get rendered as 👇

And I believe th