Added public files

Roughly added all public files. Probably missed some, though.
diff --git a/doc/props/P_INPC_LAST_PLAYER_CONTACT b/doc/props/P_INPC_LAST_PLAYER_CONTACT
new file mode 100644
index 0000000..f32cd02
--- /dev/null
+++ b/doc/props/P_INPC_LAST_PLAYER_CONTACT
@@ -0,0 +1,8 @@
+NAME:
+    P_INPC_LAST_PLAYER_CONTACT    "inpc_last_player_contact"    
+
+DEFINIERT IN:
+    /sys/inpc/walking.h
+
+BESCHREIBUNG:
+    *** KEINE BESCHREIBUNG VORHANDEN ***