Make some changes to dimension xml files and add the design introduction to project.
Add the apidocs to the system and others introduction.
Merge branch 'master' into hequn

Conflicts:
	src/main/resource/products/ProductA/dimensionXmls/dimensionABtest.xml
	src/main/resource/products/ProductA/dimensionXmls/dimensionBrowser.xml
	src/main/resource/products/ProductA/dimensionXmls/dimensionChannel.xml
	src/main/resource/products/ProductA/dimensionXmls/dimensionProvince.xml
	通用流量系统 参数说明.txt
	通用流量系统设计说明文档.docx