Function checkVersion

checkVersion(targetVersion, currentVersion, testStr?): -1 | 1 | 0
版本号比对算法
Parameters
- targetVersion: string
  目标版本
- currentVersion: string
  当前版本
- testStr: string = '-rc'
  需要替换的字符串 default(-rc)
Returns -1 | 1 | 0
Example
```
checkVersion('1.0.1-rc', '1.0.0', '-rc'); /// 1
checkVersion('1.0.0', '1.0.1'); /// -1
checkVersion('1.0.0', '1.0.0'); /// 0
```