Lekan experimental 2.2.95

New feature:

• draw profile in 2D hydraulic structure to visualize dynamic results on a plot

Fixes:

• fix snapping: snapping on vector layer and structure was not available anymore when opening a project
• make uniform default date-rime to 01/01/ current year
• fix crash that could happen when closing the application
• fix first mesh generation that ould not be rendered
• fix constant water level for boundary condition that was not persistent
• fix saving project with a path containing special char (é, à, è,...)