Several terminals can be removed or moved from strip in one shot

sources/TerminalStrip/terminalstrip.cpp

@@ -74,6 +74,14 @@ void TerminalStrip::setDescription(const QString &description) {
 	m_data.m_description = description;
 }
 
+/**
+ * @brief TerminalStrip::project
+ * @return the project of this terminal strip or nullptr
+ */
+QETProject *TerminalStrip::project() const {
+	return m_project.data();
+}
+
 /**
  * @brief TerminalStrip::data
  * @return The internal data of this strip