Issue #124, case 1: Added test for this case
Actual fix is in stx:libbasic, revision 3563e89f551b.
https://swing.fit.cvut.cz/projects/stx-jv/ticket/124#comment:19
#define VVPanel_m_width 16
#define VVPanel_m_height 16
static char VVPanel_m_bits[] = {
0xc0, 0x01, 0xd8, 0x0d, 0xf8, 0x0f, 0xf0, 0x07, 0xe0, 0x03, 0xc0, 0x01,
0xff, 0x7f, 0xff, 0x7f, 0xff, 0x7f, 0xff, 0x7f, 0xc0, 0x01, 0xe0, 0x03,
0xf0, 0x07, 0xf8, 0x0f, 0xd8, 0x0d, 0xc0, 0x01};