2. Removed some duplicated includes in source files
3. Changed the source file format in INF files
4. Removed duplicated PCDs in MdePkg.dec
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3520 6f19259b-4bc3-4df7-8a09-765794883524