OK, let's go through it line by line - since you can't seem to resist overlaying your own political views.
Mass deportation now.
legitimate political opinion, even if you disagree with it
Set fire to all the fucking hotels full of the bastards for all I care.
You do have to read the whole sentence. "for all I care" changes the meaning to indicate apathy, not command
While you’re at it, take the treacherous government and politicians with them.
"take [the government] with [the asylum seekers]. The word "take" means that she's referring back to her comment on deportations asylum seekers. Deporting MPs isn't a political option - which I'm sure she knows, so it seems like hyperbole to me - but it isn't inciting violence against them.
I feel physically sick knowing what these families will now have to endure.
She's lost a child. She knows how awful it is. She feels sick knowing what the families of those 3 little girls are going through.
If that makes me racist, so be it.
Note the word 'If' . She isn't saying that she's racist. She's saying that she doesn't care if people brand her as racist. This is in the context of current politics and public discourse, where any criticism of immigration policy or talk of the negative impact on society of high immigration is dismissed as racism by the Left, in order to silence those opinions.