Update Qt to 4.7.0.

Assistant_adp is no longer bundled so we don't need to delete it.
The buildsystem is broken (again) so we run "make" before "make
install" now. Shouldn't slow things down too much.

Formula/qt.rb

@@ -2,9 +2,9 @@ require 'formula'
 require 'hardware'
 
 class Qt <Formula
-  url 'http://get.qt.nokia.com/qt/source/qt-everywhere-opensource-src-4.6.3.tar.gz'
-  md5 '5c69f16d452b0bb3d44bc3c10556c072'
-  homepage 'http://www.qtsoftware.com'
+  url 'http://get.qt.nokia.com/qt/source/qt-everywhere-opensource-src-4.7.0.tar.gz'
+  md5 '3a2f25b9b115037277f4fb759194a7a5'
+  homepage 'http://qt.nokia.com/'
 
   def options
     [
@@ -62,13 +62,13 @@ class Qt <Formula
     end
 
     system "./configure", *args
+    system "make"
     system "make install"
 
     # stop crazy disk usage
     (prefix+'doc/html').rmtree
     (prefix+'doc/src').rmtree
     # what are these anyway?
-    (bin+'Assistant_adp.app').rmtree
     (bin+'pixeltool.app').rmtree
     (bin+'qhelpconverter.app').rmtree
     # remove porting file for non-humans