phase 2
Merge github.com:utcompling/tshrdlu

Conflicts:
	src/main/scala/tshrdlu/util/LanguageUtil.scala
Merge remote-tracking branch 'upstream/master'

Conflicts:
	src/main/scala/tshrdlu/twitter/Bot.scala
	src/main/scala/tshrdlu/util/LanguageUtil.scala
Added Bigram behavior to Bot.scala
Removed unwanted files
Merged Nazneen's bigram replier.