#10 Segmentation fault when kate part not installed and try to open a module

[hanakp]

When kate part is not installed and I try to open module or query, I get segmentation fault.

Patrik

[hanakp]

missing check for returned pointer value of KTextEditor::EditorChooser::editor() in:
hk_kdequerypartwidget
hk_kdemodulepartwidget
hk_kdeinterpreterdialog

[hanakp]

Added checks