Merge pull request #8 from TonyWael/developers

Developers
Library JFreeChart: Use relative paths
Merge pull request #9 from TonyWael/master

sad
Merge pull request #10 from TonyWael/developers

Merge pull request #5 from TonyWael/master
computeAvgDay
Merge branch 'master' of https://github.com/loki-47-6F-64/Windderivaat.git into HEAD
Merge pull request #7 from loki-47-6F-64/master

test