use Pmodules extended commands in modulefiles (fixing issue #3)

Compiler/hdf5_serial/modulefile

@@ -1,10 +1,10 @@
 #%Module1.0
 
-set whatis	"Hierachical Data Format 5"
-set url		"http://www.hdfgroup.org/HDF5"
-set license	"HDF license (BSD-like)"
-set maintainer	"Achim Gsell <achim.gsell@psi.ch>"
-set help	"
+module-whatis		"Hierachical Data Format 5"
+module-url		"http://www.hdfgroup.org/HDF5"
+module-license		"HDF license (BSD-like)"
+module-maintainer	"Achim Gsell <achim.gsell@psi.ch>"
+module-help		"
 HDF5 is a data model, library, and file format for storing and managing
 data. It supports an unlimited variety of datatypes, and is designed for
 flexible and efficient I/O and for high volume and complex data. HDF5 is
@@ -13,8 +13,6 @@ of HDF5. The HDF5 Technology suite includes tools and applications for
 managing, manipulating, viewing, and analyzing data in the HDF5 format. 
 "
 
-source		$env(PSI_LIBMODULES)
-
-set-family	HDF5_serial
+module-addgroup	HDF5_serial
 conflict	hdf5