icmake: migrate to boneyard

Newer versions (8.0+) of icmake are broken on non-GNU systems in new ways.
Icmake isn't used by anything in Homebrew core; it's just there to support
yodl in the future, for zsh development. Abandoning it instead of getting
the newer versions to build.

Closes #3487.

Signed-off-by: Andrew Janke <andrew@apjanke.net>

Formula/icmake.rb

@@ -1,49 +0,0 @@
-class Icmake < Formula
-  desc "Make utility using a C-line grammar"
-  homepage "https://fbb-git.github.io/icmake/"
-  url "https://github.com/fbb-git/icmake/archive/7.23.02.tar.gz"
-  sha256 "f030086d0630c2c1755519556b9cf88b8495bc8debf36b257e0c69d3b199c46b"
-  revision 1
-
-  bottle do
-    sha256 "49ab9282e271c7ef224d96bc8275ee514c947db502776875214836d26adca07e" => :el_capitan
-    sha256 "a3c2bb91444af1316fea3bece3998b43b668617b1718d9565059c844d073ecb1" => :yosemite
-    sha256 "14f7c58f5b4704762da013b6daf811f38c68a57400c3a4c00d89460a571f0a4b" => :mavericks
-  end
-
-  depends_on "gnu-sed"
-
-  def install
-    ENV.prepend_path "PATH", Formula["gnu-sed"].libexec/"gnubin"
-
-    # override the existing file
-    (buildpath/"icmake/INSTALL.im").open("w") do |f|
-      f.write <<-EOS.undent
-        #define BINDIR      "#{bin}"
-        #define SKELDIR     "#{pkgshare}"
-        #define MANDIR      "#{man}"
-        // not a typo; the install script puts binaries under LIBDIR/
-        #define LIBDIR      "#{bin}"
-        #define CONFDIR     "#{etc}"
-        #define DOCDIR      "#{doc}"
-        #define DOCDOCDIR   "#{doc}"
-      EOS
-    end
-
-    cd "icmake" do
-      system "./icm_bootstrap", "/"
-      system "./icm_install", "all", "/"
-    end
-  end
-
-  test do
-    (testpath/"script.im").write <<-EOS.undent
-      string TEST;
-
-      void main() {
-        TEST = "foobar";
-      }
-    EOS
-    system "#{bin}/icmake", "script.im", (testpath/"test")
-  end
-end

tap_migrations.json

@@ -117,6 +117,7 @@
   "horndis": "caskroom/cask",
   "hugs98": "homebrew/boneyard",
   "hwloc": "homebrew/science",
+  "icmake": "homebrew/boneyard",
   "ifuse": "homebrew/fuse",
   "imake": "homebrew/x11",
   "inkscape": "homebrew/gui",