version bumps for benchmark package
Merging skeleton of a benchmark package.
raaz-benchmarks are also travis built now
tabing issues in raa-benchmarks.cabal
some more detailed cabal builds for travis
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.
travis: build against ghc available with travis's Ubuntu container.

hvr's ppa sometimes fails. We want at least one build to go through in
that case.
missed the . (dot) in .PHONY targets.
minor documentation patch
some documentation cleanup
cleaning up the documentation of Raaz.Types