BaseTools: Add BaseTools plugins to support CI
    
    https://bugzilla.tianocore.org/show_bug.cgi?id=2315
    
    Add the following plugins that are required to support
    EDK II Continuous Integration (CI) builds.  These plugins
    are added to BaseTools because that support EDK II BaseTools
    features.
    
    * BuildToolsReportGenerator
    * LinuxGcc5ToolChain
    * WindowsResourceCompiler
    * WindowsVsToolChain
    
    Cc: Bob Feng <bob.c.feng@intel.com>
    Cc: Liming Gao <liming.gao@intel.com>
    Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com>
    Reviewed-by: Liming Gao <liming.gao@intel.com>