updated readme

Author: phtj

README.md

@@ -1,4 +1,34 @@
-houdarcs
+Houdarcs
 ========
 
-Houdini Architecture Assets
+Houdini Architecture Assets (Houdarcs)
+
+Houdarcs
+========
+
+The following installation procedure has been developed for windows. 
+
+Installation
+------------
+
+* make sure you have Python installed.
+* unzip the zip folder anywhere on your hard disk. 
+* double-click the setup_env.bat file.
+
+More details
+------------
+
+If you want to know what the bat files does, then read on. 
+
+The bat files will set various environment variables. Assuming that $HOUDARCS is the 
+location where you unzipped the folder, then the following paths are added:
+
+For the Windows PATH envioronment variable:
+* $HOUDARCS/bin_libs_32bit or $HLFS/bin_libs_64bit
+
+For the PYTHONPATH environment variable:
+* $HOUDARCS/python_libs
+
+For the HOUDINI_OTLSCAN_PATH environment variable:
+* $HOUDARCS/otls
+* &