Add mc_core package with new no_std compatible key / account types …

…and logic (#2525)

* add mc_core, first steps towards no_std/alloc free improved types for keys etc.

Co-authored-by: Nick Santana <nick@mobilecoin.com>

* Fix anyhow version

* attempt to fix lock conflict

* revert unrelated lock changes

* sort core cargo.toml

Co-authored-by: Nick Santana <nick@mobilecoin.com>
Co-authored-by: James Cape <james@mobilecoin.com>

Cargo.toml

@@ -3,7 +3,6 @@ cargo-features = ["named-profiles"]
 [workspace]
 members = [
     "account-keys",
-    "account-keys/slip10",
     "account-keys/types",
     "admin-http-gateway",
     "api",
@@ -34,6 +33,8 @@ members = [
     "consensus/service",
     "consensus/service/config",
     "consensus/tool",
+    "core",
+    "core/types",
     "crypto/box",
     "crypto/digestible",
     "crypto/digestible/derive/test",

account-keys/Cargo.toml

@@ -16,12 +16,13 @@ zeroize = { version = "1", default-features = false }
 
 # MobileCoin dependencies
 mc-account-keys-types = { path = "types" }
+mc-core = { path = "../core", default_features = false }
 mc-crypto-digestible = { path = "../crypto/digestible" }
 mc-crypto-hashes = { path = "../crypto/hashes" }
-mc-crypto-keys = { path = "../crypto/keys", default-features = false }
+mc-crypto-keys = { path = "../crypto/keys", default-features = false, features = ["prost"] }
 mc-fog-sig-authority = { path = "../fog/sig/authority" }
 mc-util-from-random = { path = "../util/from-random" }
-mc-util-repr-bytes = { path = "../util/repr-bytes", default-features = false, features = ["alloc"] }
+mc-util-repr-bytes = { path = "../util/repr-bytes", default-features = false, features = ["alloc", "prost"] }
 mc-util-serial = { path = "../util/serial" }
 
 [target.'cfg(any(target_feature = "avx2", target_feature = "avx"))'.dependencies]