* When an error occurs while fetching a project, an error message is shown and

  the new project window re-opens with the same details as before

=== Bug fixes ===

* Correctly pass application version to the gettext format

* When editing a project, system specific fields were not shown

* Unsupported formats raises a specific exception that can be caught by the UI

* Stop crashing when an error occurs during project fetching

Changes since 0.2

        self.langWidget.textChanged.connect(self.modify)

        hhbox = QHBoxLayout()

        self.okbutton = QPushButton(self.tr("OK"))

        self.okbutton.setEnabled(False)

        hhbox.addWidget(self.okbutton)

        contentbox.addWidget(formbox)

        contentbox.addLayout(hhbox)

        self.setLayout(hbox)

        self.predefinedprojects.currentItemChanged.connect(self.fill)

        self.okbutton.clicked.connect(self.ok)

        self.searchfield.textChanged.connect(self.filter)

        self.combo.currentIndexChanged.connect(self.othersystem)

                widget['widget'].hide()

                widget['label'].hide()

        self.formLayout.invalidate()

        for widget in self.additionalFields[self.combo.currentIndex()]:

            self.formLayout.addRow(widget['label'], widget['widget'])

            widget['widget'].show()

            widget['label'].show()

        self.modify()