KX_PythonSeq (used for a number of BGE sequence types)

* cont.actuators.get("key", default) # dict like get function
* if "key" in cont.sensors: ...

Updated docs
Added missing include to Particle.c

source/blender/python/api2_2x/Particle.c

@@ -31,6 +31,7 @@
 
 #include "Particle.h"
 #include "gen_utils.h"
+#include "gen_library.h"
 #include "BKE_object.h"
 #include "BKE_main.h"
 #include "BKE_particle.h"