Work in progress.

Uses MoreLinq package. Added license info to About box.
Updates.
Updated OxyPlot
Updated x-axis offsets.
Warning cleanup.
Work in progress.
Work in progress.
Cleanup.
Cleanup.
Merge branch 'feature/new_euribor_class' into develop

* feature/new_euribor_class:
  Cleanup.
  Cleanup.
  Work in progress.
  Work in progress.
  Warning cleanup.
  Updated x-axis offsets.
  Updated OxyPlot
  Updates.
  Work in progress.