dsputil: cosmetics: Lose camelCase on ff_cropTbl and ff_squareTbl names

Also switch from "tbl" to "tab" name suffixes.
rnd_avg.h: K&R formatting cosmetics
dsputil_template: K&R formatting cosmetics
dsputilenc_mmx: Merge two assignment blocks with identical conditions
dsputil_mmx: K&R formatting cosmetics
dsputilenc_mmx: K&R formatting cosmetics
x86: motion_est: K&R formatting cosmetics
x86: dsputil_x86.h: K&R formatting cosmetics
x86: dsputil_init: K&R formatting cosmetics
x86: dsputil_init: Drop some unnecessary parentheses
bfin: dsputil: Remove unused global variable
bfin: dsputil: Drop broken vsad bits

They were marked as broken and disabled in 2009 and will never get fixed.
bfin: hpeldsp: Drop broken put_pixels_*_xy2_nornd bits

They were marked as broken and disabled in 2009 and will never get fixed.
bfin: dsputil: Drop broken and trivial profiling code
bfin: dsputil: K&R formatting cosmetics

Also add a few #endif comments.
bfin: Refactor duplicated l1_text/l1_data_B macros
bfin: Refactor duplicated assembly-related macros
bfin: hpeldsp: K&R formatting cosmetics
bfin: Move all assembly declarations only used within one .c file there

This is done similarly for all other architectures.
bfin: hpeldsp: "nornd" ---> "no_rnd" function name suffix for consistency