cards.py: do not use spaces in card names

pySim-prog.py features a way to detect which card type is in the reader.
The returned value is often used as filename for testfiles and other
automated operations. Therefore lets not have spaces in simcard names

Change-Id: Ib7428fab767874dd53478d7c64601ff8938e05aa
diff --git a/pySim/cards.py b/pySim/cards.py
index 41723c4..758ec0e 100644
--- a/pySim/cards.py
+++ b/pySim/cards.py
@@ -636,7 +636,7 @@
 		3F00/7F20/FF02: Ki
 	"""
 
-	name = 'Fairwaves SIM'
+	name = 'Fairwaves-SIM'
 	# Propriatary files
 	_EF_num = {
 	'Ki': 'FF02',
@@ -774,7 +774,7 @@
 
 	"""
 
-	name = 'OpenCells SIM'
+	name = 'OpenCells-SIM'
 
 	def __init__(self, ssc):
 		super(OpenCellsSim, self).__init__(ssc)