[all] A few fixes with DBLSIZE font. We should now use png instead of xbm files. Better supported by Qt!

src/lcd.cpp

@@ -110,20 +110,22 @@ void lcd_putcAtt(xcoord_t x, uint8_t y, const unsigned char c, LcdFlags flags)
     // c has to be remapped. All non existing chars mapped to 0 (space)
     unsigned char c_remapped;
 	  
-    if( c>='0' && c <='9')
+    if (c>='0' && c<='9')
       c_remapped = c - '0' + 1;
-    else if( c>='A' && c <='Z')
+    else if (c>='A' && c<='Z')
       c_remapped = c - 'A' + 11;
-    else if( c>='a' && c <='z')
+    else if (c>='a' && c<='z')
       c_remapped = c - 'a' + 37;
-    else if( c==':')
+    else if (c==':')
       c_remapped = 63;
+    else if (c=='-')
+      c_remapped = 64;
     else
       c_remapped = 0;
 
     /* each letter consists of ten top bytes followed by
      * by ten bottom bytes (20 bytes per * char) */
-    q = &font_10x14[c_remapped * 20];
+    q = &font_10x14[((uint16_t)c_remapped)*20];
     for (int8_t i=11; i>=0; i--) {
       if (flags & CONDENSED && i<=1) break;
       uint8_t b1=0, b2=0;