Agree 100%...was really disappointed. To add a few more to your list:

After he force threw her against the tree, no more force throws? And Rey somehow knows how to wield the saber against a trained opponent?

No - you got it right...really missed connecting on a number of points. Film needed a 10-15 minute storytelling - like the old guy and Poe at the beginning could have hashed out what has transpired since the demise of the Empire...then should have left more story lines to bide us over until the next film. Was kind of…