merged overlooked changes in src/aof.c

- src/aof.c was initially not correctly merged (Redis 4.0.2 merged with MS OpenTech's Redis 3.2.100) which caused
  errors when rewriting AOF file
- bumping version to 4.0.2.2

Fixes #12

msvs/setups/chocolatey/Redis.nuspec

@@ -3,7 +3,7 @@
   <metadata>
     <id>redis-64</id>
     <title>Redis 64-bit</title>
-    <version>4.0.2</version>
+    <version>4.0.2.2</version>
     <authors>Alexis Campailla, Enrico Giordani, Jonathan Pickett</authors>
     <owners>Microsoft Open Technologies, Inc.</owners>
     <description>A porting of Redis on Windows 64-bit.  

msvs/setups/nuget/Redis.nuspec

@@ -3,7 +3,7 @@
   <metadata>
     <id>redis-64</id>
     <title>Redis 64-bit</title>
-    <version>4.0.2</version>
+    <version>4.0.2.2</version>
     <authors>Alexis Campailla, Enrico Giordani, Jonathan Pickett</authors>
     <owners>Microsoft Open Technologies, Inc.</owners>
     <description>A porting of Redis on Windows 64-bit.  

src/version.h

@@ -1 +1 @@
-#define REDIS_VERSION "4.0.2.1"
+#define REDIS_VERSION "4.0.2.2"