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

.github/ISSUE_TEMPLATE/BUG_REPORT.md

@@ -0,0 +1,38 @@
+---
+name: Bug Report
+about: If you would like to report a issue to Seata, please use this template.
+
+
+---
+
+- [ ] I have searched the [issues](https://github.com/seata/seata/issues) of this repository and believe that this is not a duplicate.
+
+### Ⅰ. Issue Description
+
+
+### Ⅱ. Describe what happened
+
+  If there is an exception, please attach the exception trace:
+
+```
+Just paste your stack trace here!
+```
+
+
+### Ⅲ. Describe what you expected to happen
+
+
+### Ⅳ. How to reproduce it (as minimally and precisely as possible)
+
+1. xxx
+2. xxx
+3. xxx
+
+### Ⅴ. Anything else we need to know?
+
+
+### Ⅵ. Environment:
+
+- JDK version :
+- OS :
+- Others: