chore(project): 添加项目配置文件和忽略规则

- 添加 Babel 配置文件支持 ES6+ 语法转换
- 添加 ESLint 忽略规则和配置文件
- 添加 Git 忽略规则文件
- 添加 Travis CI 配置文件
- 添加 1.4.2 版本变更日志文件
- 添加 Helm 图表辅助模板文件
- 添加 Helm 忽略规则文件

saga/seata-saga-statemachine-designer/.babelrc

@@ -0,0 +1,42 @@
+{
+  "presets": [
+    [
+      "@babel/preset-env",
+      {
+        "modules": false,
+        "useBuiltIns": "usage",
+        "corejs": "core-js@3",
+      }
+    ],
+    "@babel/preset-react"
+  ],
+  "plugins": [
+    "@babel/plugin-transform-runtime",
+    [
+      "@babel/plugin-proposal-class-properties",
+      {
+        "loose": true
+      }
+    ],
+    [
+      "module-resolver",
+      {
+        "alias": {
+          "@common": "./ggeditor/common",
+          "@components": "./ggeditor/components",
+          "@helpers": "./ggeditor/helpers",
+          "@utils": "./ggeditor/utils",
+          "@gg-editor-core": "./ggeditor/gg-editor-core"
+        }
+      }
+    ],
+    [
+      "transform-inline-environment-variables",
+      {
+        "include": [
+          "GG_EDITOR_VERSION"
+        ]
+      }
+    ]
+  ]
+}