quassel-irssi: add new package

quassel-irssi is an irssi plugin that allows irssi to connect to
Quassel cores. Quassel is a distributed IRC client in which the
core can run independently and be connected to by quassel clients
over the network.

Signed-off-by: Ben Rosser <rosser.bjr@gmail.com>

net/quassel-irssi/patches/002-use-cc-var.patch

@@ -0,0 +1,13 @@
+diff --git a/core/Makefile b/core/Makefile
+index 389855c..2f81417 100644
+--- a/core/Makefile
++++ b/core/Makefile
+@@ -44,7 +44,7 @@ irssi/network-openssl.o: CFLAGS:=$(IRSSI_CFLAGS)
+ quasselc-connector.o: CFLAGS:=$(CFLAGS)
+ 
+ $(TARGET): $(OBJECTS)
+-	gcc -shared $^ -o $@ -lz $(LDFLAGS)
++	$(CC) -shared $^ -o $@ -lz $(LDFLAGS)
+ 
+ install: $(TARGET)
+ 	$(INSTALL) -d $(IRSSI_LIB)/modules