feat: momento proxy (twitter#415)

Initial commit of a memcache to momento proxy which parses memcache
get/set requests and fulfills them using the Momento cache client.

Co-authored-by: eaddingtonwhite <5491827+ellery44@users.noreply.github.com>
Co-authored-by: Erika Tharp <eems0926@gmail.com>
Co-authored-by: eaddingtonwhite <5491827+eaddingtonwhite@users.noreply.github.com>
Co-authored-by: erikatharp <eem@momentohq.com>

.cargo/audit.toml

@@ -0,0 +1,7 @@
+[advisories]
+ignore = [
+	"RUSTSEC-2020-0071",
+	"RUSTSEC-2020-0159",
+	"RUSTSEC-2021-0127",
+	"RUSTSEC-2022-0013",
+]

.github/workflows/cargo.yml

@@ -134,6 +134,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - uses: actions-rs/audit-check@v1
-        with:
-          token: ${{ secrets.GITHUB_TOKEN }}
+      - name: cargo audit
+        run: |
+          cargo install cargo-audit
+          cargo audit

.gitignore

@@ -49,9 +49,5 @@ compile_commands.json
 /core
 CMAKE_BINARY_DIR
 
-# CMake generates a .cargo/config which is specific to the local
-# setup. We don't want to include it within the repo
-.cargo
-
 # Cargo build directory
-/target
+/target