Thanks for winning voting. We tried to compile your source but got error:

In file included from db.h:8:0,
                 from checkpoints.cpp:10:
main.h: In constructor ‘CDiskBlockIndex::CDiskBlockIndex()’:
main.h:1330:5: error: no matching function for call to ‘CBlockIndex::CBlockIndex()’
     {
     ^

Please, fix it.