The fact that she's now causing headaches over silly things is enough to say this is more trouble than it's worth. I agree with Gwapito if she's like that now what on earth will she be like once you get her here.
You got to remember it's an LDR so a certain amount of insecurity is expected but I do agree about the immaturity/crying having re-read the thread again. Must have missed that bit. Now that would be a worry.