Refactored Insight GUI to accommodate the many changes made to Bloom's internals

Also lots of tidying.

src/Insight/InsightWorker/Tasks/SetTargetGpioPadState.cpp

@@ -0,0 +1,25 @@
+#include "SetTargetGpioPadState.hpp"
+
+using Services::TargetControllerService;
+
+SetTargetGpioPadState::SetTargetGpioPadState(
+    const Targets::TargetPadDescriptor& padDescriptor,
+    const Targets::TargetGpioPadState& state
+)
+    : padDescriptor(padDescriptor)
+    , state(state)
+{}
+
+QString SetTargetGpioPadState::brief() const {
+    return "Updating target pin state";
+}
+
+TaskGroups SetTargetGpioPadState::taskGroups() const {
+    return {
+        TaskGroup::USES_TARGET_CONTROLLER,
+    };
+}
+
+void SetTargetGpioPadState::run(TargetControllerService& targetControllerService) {
+    targetControllerService.setGpioPadState(this->padDescriptor, this->state);
+}