diff --git a/libraries/u8glib/u8g_rect.c b/libraries/u8glib/u8g_rect.c
deleted file mode 100644
--- a/libraries/u8glib/u8g_rect.c
+++ /dev/null
@@ -1,232 +0,0 @@
-/*
-
-  u8g_rect.c
-  
-  U8G high level interface for horizontal and vertical things
-
-  Universal 8bit Graphics Library
-  
-  Copyright (c) 2011, olikraus@gmail.com
-  All rights reserved.
-
-  Redistribution and use in source and binary forms, with or without modification, 
-  are permitted provided that the following conditions are met:
-
-  * Redistributions of source code must retain the above copyright notice, this list 
-    of conditions and the following disclaimer.
-    
-  * Redistributions in binary form must reproduce the above copyright notice, this 
-    list of conditions and the following disclaimer in the documentation and/or other 
-    materials provided with the distribution.
-
-  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 
-  CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, 
-  INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
-  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
-  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 
-  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
-  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
-  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 
-  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 
-  CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 
-  STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
-  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 
-  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.  
-  
-  
-*/
-
-#include "u8g.h"
-
-void u8g_draw_hline(u8g_t *u8g, u8g_uint_t x, u8g_uint_t y, u8g_uint_t w)
-{
-  uint8_t pixel = 0x0ff;
-  while( w >= 8 )
-  {
-    u8g_Draw8Pixel(u8g, x, y, 0, pixel);
-    w-=8;
-    x+=8;
-  }
-  if ( w != 0 )
-  {
-    w ^=7;
-    w++;
-    pixel <<= w&7;
-    u8g_Draw8Pixel(u8g, x, y, 0, pixel);
-  }
-}
-
-void u8g_draw_vline(u8g_t *u8g, u8g_uint_t x, u8g_uint_t y, u8g_uint_t h)
-{
-  uint8_t pixel = 0x0ff;
-  while( h >= 8 )
-  {
-    u8g_Draw8Pixel(u8g, x, y, 1, pixel);
-    h-=8;
-    y+=8;
-  }
-  if ( h != 0 )
-  {
-    h ^=7;
-    h++;
-    pixel <<= h&7;
-    u8g_Draw8Pixel(u8g, x, y, 1, pixel);
-  }
-}
-
-void u8g_DrawHLine(u8g_t *u8g, u8g_uint_t x, u8g_uint_t y, u8g_uint_t w)
-{
-  if ( u8g_IsBBXIntersection(u8g, x, y, w, 1) == 0 )
-    return;
-  u8g_draw_hline(u8g, x, y, w);
-}
-
-void u8g_DrawVLine(u8g_t *u8g, u8g_uint_t x, u8g_uint_t y, u8g_uint_t w)
-{
-  if ( u8g_IsBBXIntersection(u8g, x, y, 1, w) == 0 )
-    return;
-  u8g_draw_vline(u8g, x, y, w);
-}
-
-/* restrictions: w > 0 && h > 0 */
-void u8g_DrawFrame(u8g_t *u8g, u8g_uint_t x, u8g_uint_t y, u8g_uint_t w, u8g_uint_t h)
-{
-  u8g_uint_t xtmp = x;
-  
-  if ( u8g_IsBBXIntersection(u8g, x, y, w, h) == 0 )
-    return;
-
-  
-  u8g_draw_hline(u8g, x, y, w);
-  u8g_draw_vline(u8g, x, y, h);
-  x+=w;
-  x--;
-  u8g_draw_vline(u8g, x, y, h);
-  y+=h;
-  y--;
-  u8g_draw_hline(u8g, xtmp, y, w);
-}
-
-void u8g_draw_box(u8g_t *u8g, u8g_uint_t x, u8g_uint_t y, u8g_uint_t w, u8g_uint_t h)
-{
-  do
-  { 
-    u8g_draw_hline(u8g, x, y, w);
-    y++;    
-    h--;
-  } while( h != 0 );
-}
-
-/* restrictions: h > 0 */
-void u8g_DrawBox(u8g_t *u8g, u8g_uint_t x, u8g_uint_t y, u8g_uint_t w, u8g_uint_t h)
-{
-  if ( u8g_IsBBXIntersection(u8g, x, y, w, h) == 0 )
-    return;
-  u8g_draw_box(u8g, x, y, w, h);
-}
-
-
-void u8g_DrawRFrame(u8g_t *u8g, u8g_uint_t x, u8g_uint_t y, u8g_uint_t w, u8g_uint_t h, u8g_uint_t r)
-{
-  u8g_uint_t xl, yu;
-
-  if ( u8g_IsBBXIntersection(u8g, x, y, w, h) == 0 )
-    return;
-
-  xl = x;
-  xl += r;
-  yu = y;
-  yu += r;
- 
-  {
-    u8g_uint_t yl, xr;
-      
-    xr = x;
-    xr += w;
-    xr -= r;
-    xr -= 1;
-    
-    yl = y;
-    yl += h;
-    yl -= r; 
-    yl -= 1;
-
-    u8g_draw_circle(u8g, xl, yu, r, U8G_DRAW_UPPER_LEFT);
-    u8g_draw_circle(u8g, xr, yu, r, U8G_DRAW_UPPER_RIGHT);
-    u8g_draw_circle(u8g, xl, yl, r, U8G_DRAW_LOWER_LEFT);
-    u8g_draw_circle(u8g, xr, yl, r, U8G_DRAW_LOWER_RIGHT);
-  }
-
-  {
-    u8g_uint_t ww, hh;
-
-    ww = w;
-    ww -= r;
-    ww -= r;
-    ww -= 2;
-    hh = h;
-    hh -= r;
-    hh -= r;
-    hh -= 2;
-    
-    xl++;
-    yu++;
-    h--;
-    w--;
-    u8g_draw_hline(u8g, xl, y, ww);
-    u8g_draw_hline(u8g, xl, y+h, ww);
-    u8g_draw_vline(u8g, x,         yu, hh);
-    u8g_draw_vline(u8g, x+w, yu, hh);
-  }
-}
-
-void u8g_DrawRBox(u8g_t *u8g, u8g_uint_t x, u8g_uint_t y, u8g_uint_t w, u8g_uint_t h, u8g_uint_t r)
-{
-  u8g_uint_t xl, yu;
-    u8g_uint_t yl, xr;
-
-  if ( u8g_IsBBXIntersection(u8g, x, y, w, h) == 0 )
-    return;
-
-  xl = x;
-  xl += r;
-  yu = y;
-  yu += r;
- 
-  xr = x;
-  xr += w;
-  xr -= r;
-  xr -= 1;
-  
-  yl = y;
-  yl += h;
-  yl -= r; 
-  yl -= 1;
-
-  u8g_draw_disc(u8g, xl, yu, r, U8G_DRAW_UPPER_LEFT);
-  u8g_draw_disc(u8g, xr, yu, r, U8G_DRAW_UPPER_RIGHT);
-  u8g_draw_disc(u8g, xl, yl, r, U8G_DRAW_LOWER_LEFT);
-  u8g_draw_disc(u8g, xr, yl, r, U8G_DRAW_LOWER_RIGHT);
-
-  {
-    u8g_uint_t ww, hh;
-
-    ww = w;
-    ww -= r;
-    ww -= r;
-    ww -= 2;
-    hh = h;
-    hh -= r;
-    hh -= r;
-    hh -= 2;
-    
-    xl++;
-    yu++;
-    h--;
-    u8g_draw_box(u8g, xl, y, ww, r+1);
-    u8g_draw_box(u8g, xl, yl, ww, r+1);
-    //u8g_draw_hline(u8g, xl, y+h, ww);
-    u8g_draw_box(u8g, x, yu, w, hh);
-    //u8g_draw_vline(u8g, x+w, yu, hh);
-  }
-}