Complex sentence: With the birth of the "Luck" (the camp members refer to the newborn child as the Luck for short) comes a new sense of hope; a change that sheds a positive light on the camp as a whole.
Split into simpler sentences: With the birth of the "Luck" (the camp members refer to the newborn child as the Luck for short) came a new sense of hope. A change had been brought that shed a positive light on the camp as a whole.