一些工具类的基本框架。多为用命令处理数据，没有写界面。
比如上图中的readXmlLabels是用来读取统计输入的xml文件中共出现有多少label，取前3个查看其内容，用于后续统计分析可视化。
# baseProject
abstract some projects to a base project so that can use it directory in the future when needed

## DllBase
base project of dll. Usually when develop a device dependent module. For example, if I want to use a camera sdk, I can develop a dll to envelope this sdk interface to a standard interface, then it can be used to different projects if and only if they are all following the standard interface.

## DllLoadBase
base project of loading dll. Just for test with the above.

## ReadIniBase
base project of reading ini files, and unit test in qt.