Upgrade LG P500 to Android 4.1.2

[2012/12/26 updated]
Here is my process to upgrade CM10 Android 4.1.2.
Known functions still not work: Voice Recognition, Any ARMv7 features

See instruction on XDA's forum [4.1.2][CM10][UNOFFICIAL]LG Optimus One Family CM10[Nov. 10, 2012: Build 6/RC 2

  1. CM10 LG Optimus One (P500): November 10: Build 6/RC 2
  2. Google Apps Google Apps (For Mini/MDPI Devices) -- Preferred Download
    1. Google Core Apps November 30, 2012: http://www.mediafire.com/?814hal5wc7tcydd
    2. Google Talk: http://www.mediafire.com/?gi84j9oe7r14rca
    3. News and Weather App: http://www.mediafire.com/?pha3v9n95vwc37n

Problems occurs:
  1. Text-to-speech Engine has stopped
  2. Voice Record can't work
  3. Video Record can't work
  4. Uninstall 'ROM Manager' caused reboot
Problems solved:
  1. Links2sd can not mount
    1. After reboot about two times it works.