* Initial check-in for ChangelogGen (Tool to generate changelog for Azure SDK for Dotnet Mgmt plane)
* add support of api-version tag
* Update test for api-version tag
* add a simple readme.md
* 1. Only list obsoleted API change
2. Change merge mode from group to line
3. for GA release, the previous GA release will be used as baseline
* Update code per PR comments.
* fix ci after moving to tools folder
* Update readme file for supporting DataPlane in the next step
* Update markdown format of readme.md
* Update markdown format of readme.md2
* Update markdig to signed version
* include static method/property/type in the api compare
* rename folder to changelog-gen-for-net under tools\
* remove breaking changes from preview version
* 1. rename folder name to net-changelog-gen-mgmt
2. improve log
3. support same version of last release as the given one to improve the re-run user experience
* 1. shortcut api comparison for preview version which is not needed
2. fix a bug in method default value check