msvc-analyzer_unity warnings for Arx in branch 1.2.1

• C6054 [docs] (1)
• C6320 [docs] (1)
• C6322 [docs] (1)
• C6335 [docs] (1)
• C28159 [docs] (2)
• C6011 [docs] (2)
• C6031 [docs] (2)
• C6387 [docs] (2)
• C6244 [docs] (3)
• C6262 [docs] (3)
• C6001 [docs] (4)
• C6386 [docs] (6)
• C6385 [docs] (7)
• C6246 [docs] (76)