Dropping 2 Year Model

I'm dropping the past two year model - there's an old saying "a man with two watches never knows the correct time."

Also, using only one model makes it easier to maintain the blog.

Where The Model Presently Stands

Symbol	Previous Call	Date	Current Call	Date
tecl	Bull	2012-11-08	Bear	2012-11-19
saa	Bull	2012-12-14	Bear	2012-12-31
matl	Bull	2012-11-09	Bear	2012-11-13
fas	Bull	2012-12-04	Bear	2013-01-02
erx	Bull	2012-11-08	Bear	2012-11-19
retl	Bull	2012-11-09	Bear	2012-11-19
drn	Bull	2012-12-21	Bear	2013-01-02
tna	Bull	2012-12-21	Bear	2012-12-31
spxl	Bull	2012-12-14	Bear	2012-12-18
bib	Bull	2012-12-03	Bear	2012-12-18