Depending on how you look at it, home entertainment spending was either stable — or seriously declined — in Q1 based on data out today from the Digital Entertainment Group. The industry organization says that consumers spent $4.55 billion in the period, down just 1.8% from early 2015. In addition to being “in line with the same period 2015,” DEG lauds the number for “outpacing the box office value on video release by nearly 10 percentage points.” But that folds in…