How to compile? I get this error:
error: implicit conversion from 'double' to 'unsigned int' changes value from 20.0855369232 to 20
at what point? If you are compiling you could always paste the whole log on pastebin or such, so we could see everything that is happening with the compiling process

In file included fromUsers/agrod/Neptunium/src/Common/Util.cpp:10:
/Users/agrod/Neptunium/src/CryptoNoteConfig.h:22:64: error: implicit conversion from 'double' to 'unsigned int' changes value from 20.0855369232 to 20
[-Werror,-Wliteral-conversion]
const unsigned EMISSION_SPEED_FACTOR = 20.0855369232;
~~~~~~~~~~~~~~~~~~~~~ ^~~~~~~~~~~~~
In file included fromUsers/agrod/Neptunium/src/P2p/P2pContext.cpp:5:
In file included fromUsers/agrod/Neptunium/src/P2p/P2pContext.h:16:
/Users/agrod/Neptunium/src/CryptoNoteConfig.h:22:64: error: implicit conversion from 'double' to 'unsigned int' changes value from 20.0855369232 to 20
[-Werror,-Wliteral-conversion]
const unsigned EMISSION_SPEED_FACTOR = 20.0855369232;
~~~~~~~~~~~~~~~~~~~~~ ^~~~~~~~~~~~~
In file included fromUsers/agrod/Neptunium/src/Wallet/WalletUtils.cpp:5:
In file included fromUsers/agrod/Neptunium/src/Wallet/WalletUtils.h:9:
In file included fromUsers/agrod/Neptunium/src/CryptoNoteCore/Currency.h:11:
/Users/agrod/Neptunium/src/CryptoNoteCore/../CryptoNoteConfig.h:22:64: error: implicit conversion from 'double' to 'unsigned int' changes value from 20.0855369232 to 20
[-Werror,-Wliteral-conversion]
const unsigned EMISSION_SPEED_FACTOR = 20.0855369232;
~~~~~~~~~~~~~~~~~~~~~ ^~~~~~~~~~~~~
1 error generated.
make[2]: *** [src/CMakeFiles/Common.dir/Common/Util.cpp.o] Error 1
make[2]: *** Waiting for unfinished jobs....