Include Plugins folder

UnrealEngine.gitignore

@@ -50,6 +50,7 @@ SourceArt/**/*.tga
 
 # Binary Files
 Binaries/*
+Plugins/*/Binaries/*
 
 # Builds
 Build/*
@@ -70,6 +71,7 @@ Saved/*
 
 # Compiled source files for the engine to use
 Intermediate/*
+Plugins/*/Intermediate/*
 
 # Cache files for the editor to use
 DerivedDataCache/*