Merge pull request #85 from hawesie/hydro-release

Fixing compilation and includes for scipoptsuite release.
Merge pull request #87 from hawesie/hydro-release

Hydro release
Updated CHANGELOG
0.0.3
Merge pull request #89 from hawesie/hydro-release

Trying to fix linking errors with scheduler.
Updating CHANGELOGs
0.0.4