ADD: midnitesnakes desfire, ultralight changes from Unstable branch.

ADD: Marshmellows fixes for the LF (demods) commands,  (LF SEACH)
ADD: Holimans changes with hash1_brute

FIXES:  minor fixes with some calls to "free" and redundant debug statement and code cleanup. removal of commented code.

include/usb_cmd.h

@@ -81,6 +81,8 @@ typedef struct {
 #define CMD_EM4X_WRITE_WORD                                               0x0219
 #define CMD_IO_DEMOD_FSK                                                  0x021A
 #define CMD_IO_CLONE_TAG                                                  0x021B
+#define CMD_EM410X_DEMOD  												  0x021c
+
 /* CMD_SET_ADC_MUX: ext1 is 0 for lopkd, 1 for loraw, 2 for hipkd, 3 for hiraw */
 
 // For the 13.56 MHz tags