[Qt] Fix Start bitcoin on system login
remove LookupHostNumeric( ) which is never used
remove GetMedianTime( ) which is never used

Conflicts:
	src/main.cpp
	src/main.h
remove CPubKey::VerifyCompact( ) which is never used

Conflicts:
	src/key.cpp
	src/key.h
remove LogException( ) which is never used

Conflicts:
	src/util.cpp
	src/util.h
removed unused variable  (compiler warning) and dead code
Merge branch 'master' of https://github.com/ralphtheninja/blackcoin