1. Add some example Msh commands.
2. Fix device enumeration on EXT hub.
3. Re-file some templates.
4. Extend end-point number of dwc2 device driver.
5. Re-file rndis_host implementation includes
a. rt_mutex_take in ISR
b. 2rd pmsg is unaligned issue.
c. destroy u0 ethernet resource after removing dongle.