Add the "ChangeLog.txt" to record packages' all non-compatible changes and important compatible changes.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3830 6f19259b-4bc3-4df7-8a09-765794883524
- [DB] IntelFrameworkPkg/ChangeLog.txt