Mayor update for mapserver

Update from 5.6.9 to 7.0.4
Change `configure` system to `cmake` system
Add dependencies

packages/mapserver.rb

 require 'package'
 
 class Mapserver < Package
-  version '5.6.9-1'
-  source_url 'http://download.osgeo.org/mapserver/mapserver-5.6.9.tar.gz'
-  source_sha1 '3f05bf6c9a32b34408e36ddd32f61d68d65cf01c'
+  version '7.0.4'
+  source_url 'http://download.osgeo.org/mapserver/mapserver-7.0.4.tar.gz'
+  source_sha1 '8fb13c27da5902e6d9ad50f3eba550bd90750607'
+  
+  depends_on 'cmake'
+  depends_on 'freetype'
+  depends_on 'cairo'
+  depends_on 'harfbuzz'
+  depends_on 'curl'
 
   def self.build
-    system "./configure CFLAGS=\" -fPIC\" --with-gdal=/usr/local/bin/gdal-config --with-ogr --with-png --with-jpeg --without-pdf --with-agg --with-proj --with-threads --with-geos=/usr/local/bin/geos-config --with-tiff --with-wfs --with-wmsclient --with-wfsclient --with-curl-config=/usr/local/bin/curl-config --with-xml2-config=/usr/local/bin/xml2-config"
-    system "make"
+    system "mkdir build"
+    Dir.chdir "build" do
+      system "cmake -DWITH_THREAD_SAFETY=1 -DWITH_FRIBIDI=0 -DWITH_FCGI=0 -DWITH_POSTGIS=0 -DWITH_GIF=0 -DWITH_CLIENT_WFS=1 -DWITH_CLIENT_WMS=1 -DWITH_CURL=1 -DCMAKE_C_FLAGS=\" -fPIC\" -DCMAKE_INSTALL_PREFIX=/usr/local .. > ../configure.out.txt"
+      system "make"
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+    Dir.chdir "build" do
+      system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+    end
   end
 end