Numerous improvments to the engine & physics system (thrust arrown, freezing, gimbal, etc...)

Assets/Scenes/Main.unity

@@ -1412,8 +1412,11 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: '::'
   throttleAction: {fileID: -5533345291228272259, guid: c56ea0479fd0f296da411bf82c2c21a0, type: 3}
+  attitudeAction: {fileID: 7066772054865228084, guid: c56ea0479fd0f296da411bf82c2c21a0, type: 3}
   rampSpeed: 1
+  attitudeResponseSpeed: 1
   mainEngine: {fileID: 1437557825}
+  gimbalSystem: {fileID: 1437557827}
   throttleDisplay: {fileID: 348618513}
 --- !u!114 &986986473
 MonoBehaviour:
@@ -1607,10 +1610,15 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: '::'
   mainEngine: {fileID: 1437557825}
+  gimbalSystem: {fileID: 1437557827}
   rb: {fileID: 1172921199}
   altimeter: {fileID: 894314916}
   physicsTransitionAltitude: 1000
   useUnityPhysics: 1
+  isFrozen: 1
+  showThrustArrow: 1
+  thrustArrowScale: 0.00001
+  thrustArrowMaxLength: 500
 --- !u!54 &1172921199
 Rigidbody:
   m_ObjectHideFlags: 0
@@ -1902,6 +1910,19 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: a1205446b72eb1daeb13064fb0454b99, type: 3}
   m_Name: 
   m_EditorClassIdentifier: '::'
+  mainEngine: {fileID: 1437557825}
+  rocketPhysics: {fileID: 1172921198}
+  rb: {fileID: 1172921199}
+  maxGimbalAngle: 10
+  gimbalResponseRate: 30
+  pitchInput: 0
+  yawInput: 0
+  rollInput: 0
+  currentPitchAngle: 0
+  currentYawAngle: 0
+  appliedTorque: {x: 0, y: 0, z: 0}
+  gimbalLeverArm: 5
+  showDebugInfo: 0
 --- !u!4 &1437557828
 Transform:
   m_ObjectHideFlags: 0