add: Add setting files

.clang-format

+BasedOnStyle: LLVM
+IndentWidth: 4
+AccessModifierOffset: -4
+NamespaceIndentation: All
+AlwaysBreakTemplateDeclarations: true
+AllowShortFunctionsOnASingleLine: Empty
+BreakConstructorInitializersBeforeComma: true
+ColumnLimit: 120
+BinPackParameters: false
+BinPackArguments: false

.editorconfig

+root = true
+
+[*]
+indent_style = space
+indent_size = 4
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+[*.md]
+trim_trailing_whitespace = false

.gitignore

+/.vscode/
+/build/
+
+node_modules/
+dist/

README.md

+# Wasm Watermarker
+
+WebAssembly に対する電子透かし埋め込み器
+
+## 開発環境
+
+Language: C++17
+
+OS: Ubuntu 18.04
+
+Compilers: GCC, Clang, emcc
+
+Libraries: Binaryen 1.38.30
+
+## 命名規約
+
+## プロジェクトのダウンロード
+
+```shell
+$ git clone git@github.com:NagayamaRyoga/wasm-watermarker.git
+$ cd wasm-watermarker
+```
+
+## ビルド
+
+```shell
+$ mkdir build && cd build
+$ cmake ..
+$ make
+```
+
+## 実行方法
+
+```shell
+$ kyut <input-wasm> <watermark>
+$ pisn <input-wasm>
+```