Added code and files to detect profanity in quotes:
- quote_profanity.py: contains functions to detect profanity in text
- rejected.dat: file with quotes that aren't profane
- profanity.txt: file containing all profane words from CMU list
- profane_words.pkl - saved python set with all profane words that can be loaded into any code
Merge remote-tracking branch 'origin/master'