Implements snarkos-metrics and integrates peer connection metric

.resources/license_header

@@ -0,0 +1,15 @@
+// Copyright (C) 2019-2020 Aleo Systems Inc.
+// This file is part of the snarkOS library.
+
+// The snarkOS library is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// The snarkOS library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with the snarkOS library. If not, see <https://www.gnu.org/licenses/>.

.rustfmt.toml

@@ -9,6 +9,7 @@ use_try_shorthand = true
 
 # Nightly configurations
 imports_layout = "HorizontalVertical"
+license_template_path = ".resources/license_header"
 merge_imports = true
 overflow_delimited_expr = true
 reorder_impl_items = true