It's also worth noting that the event that escalated the protests and led to the government fleeing was a massacre of civilians which was blamed on the police and the government. The evidence seems to indicate that this was a false-flag attack since the civilians were killed by snipers that were in a building that was occupied by the ultra right wing parties involved in the protesters. For an in-depth discussion on the matter I would recommend this article. The author is a Ukrainian political scientist.