Adopted recent sources, updated README, added build and run instructions; ignored IGV build files in Mercurial; adapted HotSpot Ideal graph printer to current IGV's data format schema; reintroduced control flow window and basic block layout
Co-authored-by: Bernhard Urban <bernhard.urban@oracle.com>
Co-authored-by: Christian Haeubl <christian.haeubl@oracle.com>
Co-authored-by: Doug Simon <doug.simon@oracle.com>
Co-authored-by: Gilles Duboscq <gilles.duboscq@oracle.com>
Co-authored-by: Lukas Stadler <lukas.stadler@oracle.com>
Co-authored-by: Peter Hofer <peter.hofer@jku.at>
Co-authored-by: Roland Schatz <roland.schatz@oracle.com>
Co-authored-by: Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
Co-authored-by: Tom Rodriguez <tom.rodriguez@oracle.com>
Reviewed-by: kvn, roland
