written readme file for main folder

README.txt

-README 	
+README
+    Files used for the simulations presented in the paper "Modeling of
+    Energy Consumption in GPS Receivers for Power Aware Localization Systems".
+    The modelica folder contains the modelica package with the simulation
+    class and test data. The matlab folder contains the scripts and needed
+    functions to run the simulations.
 
 AUTHORS
     Claudio Mandiroli (claudio.mandrioli@control.lth.se)
 
 THANKS
-    Thanks to Isaac Skog (skog@kth.se) the author of the 'sensor fusion' part of the
-    code on top hos which has been implemented the 'GPS modeling' part.
+    Thanks to Isaac Skog (skog@kth.se) the author of the 'sensor fusion'
+    part of the code on top of which has been implemented the 'GPS modeling' part.
     
-INSTALL
-    
-
-COPYING / LICENSE 	Copyright and licensing information
+REQUIREMENTS
+    The code has been tested for the followiong software versions:
+        * OMEdit 1.12.0 and OpenModelica 1.12.0
+        * MATLAB R2016a