Import patch to fix:cJSON_PrintUnformatted() behaves unexpected if an empty array shall be printed to text. from Jerome Lang 2012-04-19

The examples/qencoder app was trying to init the encoder by a direct call into the board, cheating in a local header to declare the normally unavailable function prototype.

Fixed bug that didn't free ftpd ressources on end of session

Revert "apps/examples/ostest: Skip the task_restart() test on SMP systems.  This is not fully implemented."

This reverts commit 0ce49462.

Revert "apps/examples:  Remove the timer example.  It uses a non-portable IOCTL and must be purged."

This reverts commit dba181d0.

tcledit/libwld:  Should not depend on configured trv_pixel_t or dev_pixel_t.  Assume always uint8_t and uint32_t TrueColor.