Revert "proc: enhance time-average nr_running stats"

This reverts commit 44524b3056360f4aae9c15d80e03d1927f24b47e.
Revert "lib/lzo: Rename lzo1x_decompress.c to lzo1x_decompress_safe.c"

This reverts commit 85cac705f4ea65300a222e345f67c87a0d181945.