Add znc, the advanced IRC proxy/bouncer

Includes recipes for znc and its dep, the c-ares lib
Now without stripping, so .so plugins will load

Formula/c-ares.rb

@@ -0,0 +1,12 @@
+require 'brewkit'
+
+class CAres <Formula
+  @url='http://c-ares.haxx.se/c-ares-1.6.0.tar.gz'
+  @homepage='http://c-ares.haxx.se/'
+  @md5='4503b0db3dd79d3c1f58d87722dbab46'
+
+  def install
+    system "./configure", "--prefix=#{prefix}"
+    system "make install"
+  end
+end

Formula/znc.rb

@@ -0,0 +1,26 @@
+require 'brewkit'
+
+class Znc <Formula
+  @url='http://downloads.sourceforge.net/project/znc/znc/0.074/znc-0.074.tar.gz'
+  @homepage='http://en.znc.in/wiki/ZNC'
+  @md5='378187acd114769f8f97ef2d4b19da25'
+
+  def deps
+    LibraryDep.new 'c-ares'
+  end
+
+  def skip_clean? path
+    path == bin+'znc'
+  end
+
+  def install
+    # This is a 3rd-party module that handles push notifications for Colloquy on the iPhone
+    # it's off by default, but annoying to compile if you don't do it while the source is available
+    system "curl -Ls -o modules/colloquy.cpp http://github.com/wired/colloquypush/raw/e678ca8ba9b3515dc8bfabeb7a6f258e6b8665e8/znc/colloquy.cpp"
+
+    # Apparently Snow Leopard's libperl is at /System/Library/Perl/lib/5.10/libperl.dylib
+    # but I don't know how to tell znc that. Perl is only used for user plugins, anyway.
+    system "./configure", "--prefix=#{prefix}", "--disable-perl"
+    system "make install"
+  end
+end