Merge pull request #43 from nilsbore/hydro-devel

Total rewrite of this package
Merge pull request #45 from nilsbore/hydro-devel

[catkinized_libav] Add install targets
Merge pull request #46 from nilsbore/hydro-devel

Added some bar charts to illustrate the compression gains
Corrected maintainer's in packages
Merge remote-tracking branch 'origin/hydro-devel' into hydro-devel
Merge remote-tracking branch 'upstream/hydro-devel' into hydro-devel