Remove ancient/unused flowcanvas and libglademm from repository.

Update libraries to latest stable released version (except gnomecanvasmm, which is strangely packaged...).
Fixes building (at least here).


git-svn-id: svn://localhost/ardour2/trunk@2790 d708f5d6-7413-0410-9779-e7cbd77b26cf

libs/glibmm2/examples/thread/threadpool.cc

@@ -1,49 +0,0 @@
-
-#include <iostream>
-#include <glibmm/random.h>
-#include <glibmm/thread.h>
-#include <glibmm/threadpool.h>
-#include <glibmm/timer.h>
-
-
-namespace
-{
-
-Glib::StaticMutex mutex = GLIBMM_STATIC_MUTEX_INIT;
-
-void print_char(char c)
-{
-  Glib::Rand rand;
-
-  for(int i = 0; i < 100; ++i)
-  {
-    {
-      Glib::Mutex::Lock lock (mutex);
-      std::cout << c;
-      std::cout.flush();
-    }
-    Glib::usleep(rand.get_int_range(10000, 100000));
-  }
-}
-
-} // anonymous namespace
-
-
-int main(int, char**)
-{
-  Glib::thread_init();
-
-  Glib::ThreadPool pool (10);
-
-  for(char c = 'a'; c <= 'z'; ++c)
-  {
-    pool.push(sigc::bind<1>(sigc::ptr_fun(&print_char), c));
-  }
-  
-  pool.shutdown();
-
-  std::cout << std::endl;
-
-  return 0;
-}
-