minor tweak to alter_size for font-sizes

edgware/editor/templatetags/alter_size.py

@@ -23,8 +23,9 @@ def parse_html(value, m):
   p = "font\-size: [0-9][0-9]?px"
   matches = re.findall(p, value)
   for match in matches:
+#    reg = r'font-size:[\s?]
     s = match.replace("font-size:", "")
-    val = int(s.replace("px", ""))
+    val = int(s.strip().replace("px", ""))
     new_val = int(round(val * m))
     r = "font-size: " + str(new_val) + "px"
     value = value.replace(match, r)