TODO List
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o) Need to implement irecv_saveenv()
o) Need to implement irecv_bootx()
o) Neex to implement irecv_go()
o) Need to implement irecv_bgcolor()
o) Need to implememt irecv_setpicture()
o) Need to impelemnt irecv_reboot()
o) Should figure out a better place to store callbacks so the CONNECTED callback can actually be used
o) would be nice to change to use asyncronous connections
o) could add a function to identify whether we're connected to iBoot/iBEC/iBSS or DFU
o) could add a function to identify which version we're connected to
o) could add a function to return the device serial number
o) fix command parsing to strip quotes