KYIV, Ukraine — Braving rain and snow, hundreds of Ukrainians gathered last week outside the Kyiv City Council with signs reading, “I don’t want a park” and “Why do I need paving stones?” They chanted, jumped and clapped as they called for an end to road repairs and a freeze on the construction of a new subway depot. Protesting the renovation of one’s city may seem highly unusual, especially in a country whose president was elected four years ago on a promise to repair roads. But protesters said