improving website
Merge branch 'master' into website-changes
updating website content all over
working on mobile, various fixes
Merge pull request #123 from oskarsinger/master

Cleaned up some bad/unnecessary stuff
fix relative paths
add favicon, fix mobile stuff, various small things
small fixed
added classify cmd option

added classify cmd option; so that the `classify` examples from [tutorial](http://factorie.cs.umass.edu/tutorials/UsersGuide01Introduction.scala.html) could be executed, e.g.:

```
$ bin/fac classify --read-text-dirs sportsdir politicsdir --write-classifier mymodel.factorie
```
Merge pull request #125 from neil-rubens/patch-1

added classify cmd option
added option to tokenize venues because this gets better results on rexa data
Part-way through new-style Phrase and Mention relationships.
Fixed LDAUtils to return proportions instead of counts when inferring topics for papers. Author coreference has returned to its usual performance.
Merge pull request #126 from michaelwick/merge-change

added option to tokenize venues because this gets better results on rexa...
added embeddings code
replace domain hash maps with java hashmaps since those are mysteriously much faster
Intermediate stage of improving Phrase/Mention/Coref.  Compiling but not working; renaming yet to do.
added embeddings code
Fixed bug where we were requiring NounPhrases instead of generic for Number Labeling
Fix broken build as per Caiti's incantation