Update README.md

Modified README file
Update README.md

Added installation for MAC OSX.
Merge pull request #9 from denizalacam/patch-1

Update README.md
Update README.md

Cleanup of INSTALL instructions
Updated the behavior of ThetaModel
nothing much
Signed-off-by: Justus Schwabedal <jschwabedal@gmail.com>
try to take out the tight_layout, which doesn' seem to work
Took out most of the tight_layout commands
Took out the tight_layout commands.
focus_in renamed to focusIn
Merge pull request #10 from jusjusjus/thetafix

Thetafix
Merge pull request #11 from jusjusjus/webService

Web service
Merge pull request #12 from jusjusjus/master

Incorporate your updates