ReedSolomonFFT-ru: added brief algorithm summary

ReedSolomonFFT-ru: added more links, mainly to Wikipedia

ReedSolomonFFT-ru: simple codec based on fast polynomial arithmetic

ReedSolomonFFT-ru: more links

ReedSolomonFFT-ru: fixed a few remaining gotchas, added TOC

ReedSolomonFFT-ru: further fixes plus a few URLs

ReedSolomonFFT-ru: fixed math formula rendering

ReedSolomonFFT-ru.md: russian tutorial into the fast Reed-Solomon codes

README: added info about Leopard and error decoding

README: added links to the two papers

GF.md: generic data packing algo and fast asm routine

Makefile: more GNY make features

*.md: various minor edits

RS.md: finally, attributed the algorithm to the proper source!!!

Makefile: added SUFFIX support, allowing to distinguish builds by different compilers