grim/purple-spasm

Add a license header to helloworld.c. Credited to John because I think it's his, guessing on the dates though...
#!/usr/bin/make -f
PIDGIN_TREE_TOP ?= ../pidgin-2.12.0
WIN32_DEV_TOP ?= $(PIDGIN_TREE_TOP)/../win32-dev
PLUGIN_LIBRARIES :=
PLUGIN_CFLAGS :=
PLUGIN_NAME := helloworld
PLUGIN_SOURCES := helloworld.c
PLUGIN_HEADERS :=
include libpurple.mk