Ing form vs. Simple form

A
I live in London. It indicates that you used to live in London and you are now living in London and probably live in this city in the future.

I'm living in London It implies that you are now living in London and not sure in the future.
I wear blue shirt.It signals out that the dress you usually have on, is blue shirt.

I'm wearing blue shirt.The sentence shows that you're now living a blue shirt.

B
He told me I would go to London.

He told me I would be going to London.