This reverts commits:
3d4ab1ff
2dc562e6

This reverts commit 2c534ee8.

Revert "Revert "ENH: Mantis-1355 : Apply patch to set OTB_APPLICATION_PATH environment..."" this fix was fine

This reverts commit 562ddd8d.

The fix consists of:
- Quicklook and Histogram widgets:
    * More flexible min/max sizes
- Color Setup Widget
    * Remove uninformative label to save vertical space
    * Change size policy to Minimum
    * Add 9px margin for look and feel

Revert "ENH: Mantis-1355 : Apply patch to set OTB_APPLICATION_PATH environment variable in monteverdi desktop file"

This reverts commit cb38ea6f.

Revert "BUG: prevent tinyxml header to define DEBUG on windows, conflict with itk::LoggerBase::DEBUG"

This reverts commit 507c6dc2.

Terminate MPI before the end of the main instead of the destructor.
Also clear FFTW threads at the end of DoExecute() not in the destructor.

This reverts commit f618e6c6.

(does not actually fix the issue.)

ENH: Mantis-1355 : Apply patch to set OTB_APPLICATION_PATH environment variable in monteverdi desktop file