Add Portuguese badwords

This is essentially a translation of the file english.py, sorted
alphabetically. However, I removed some expressions for which
I didn't find an equivalent in Portuguese: bootlip, cholo, chug,
coonass, cracker, dothead, gook, gyppo, gippo, gypo, gyppie, gyppy,
gipp, hori, injun, kike, kyke, peckerwood, quashi, kwashi, raghead,
roundeye, redskin, spic, spick, spik, spig, spigotty, spook,
squarehead, wetback, wog, wop, yank, yankee, zipperhead, yid.