cabal check warnings fixed for raaz-config
cabal check warnings fixed for raaz-primitives
cabal check warnings fixed for raaz-tests
fixed a few warnings
cabal check warnings fixed for raaz-benchmarks
cabal check warnings fixed for raaz-ssh
cabal check warnings fixed for raaz-hash-sha
fixing cc-option warnings
cabal check warnings fixed for raaz
Merge clean up of cabal file

1. We now have upper bounds for all packages

2. The description field is set

3. Few warnings have been removed.