Refreshed all patches.

Altered patches:
- 902-debloat_proc.patch

Removed upstreamed:
- 500-ubifs-Handle-re-linking-of-inodes-correctly-while-re.patch

Compile-tested on: cns3xxx, imx6
Runtime-tested on: cns3xxx, imx6

Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>