gitignore: Allow patches
Bring in patches-3.10 from the 3.10.17 patches of OpenWRT

Commit: ad2ef19154ff4c0e3546a1be36b6a802467edbb2 before 3.10.18 was added
linux/generic: Files
Generic: patches 0-99
Generic: patches 100-199
Yes, start tracking our .config
.config to track changes in kernel features
Restore I2C2 - needed for talking to PMIC
Generic: patches 200-299
Remove a few other unnecessary features
Generic: patches 300-399
Generic: patches 400-499
Generic: patches 500-599
Generic: patches 600-699
Generic: patches 700-899
Generic: patches 900-999