release Updated images for Odroid N2 and C1

[Igor]

• C1 -> 5.1.y (serial console only)
• N2 -> latest upstream changes
• updated repository

[Igor]

Updated images for Odroid C1 Bootlog: http://ix.io/2kqB

 

Credits: https://github.com/armbian/build/pull/1932

[Igor]

Another updated for C1