Fixed a lookup issue
Added a script to run the model in OpenModelica
Simplified MagSen model so it only senses proximity (removed control aspects)

The control aspects will be put in another model that only focuses on that aspect.
Got models working
Added a rule to ignore OM generated files
Created an alias variable just to simplify the equation
Reverted some of Shashank's changes
Merge pull request #9 from mtiller/master

Fixing a few issues