Add README.md
mpc.hc.np.pl: fix typos
Updated link to WebUI Wiki
Relicense snippets under MIT
cosmetics: use double quotes consistently
Fix parsing of info for MPC-HC 1.6.4+

This was broken due fact that we've added favicon into pages.
mpc-hc/mpc-hc/commit/4969d2ea439c24bc94a989baa1e98480489a4bf4

Fixes #1
cosmetics: tabs to spaces
LICENSE.md: use the right years.