release 1.9

• Import/Export in XML(don't use special characters like é & ö ç ... on notes and name of task)
• Change some icons
• Add keybord accelerator for project and task part.
• Set tool tip text on tasks to the tree on the left (Name, notes?, date ...)
• The arrow to select depend has always the same size.
• Now, the tree could be hided with a special function of the split pane (arrows at top of split pane).
• Correct some language bugs.
• German language add by Uwe Nathanael