Changes

pySim.tlv.COMPR_TLV_IE: Patch comprehension bit if derived class misses it

Our current implementation assumes that all COMPR_TLV_IE are created
with a raw tag value that has the comprehension bit set.  Check for this
during the class __new__ method and print a warning if we have to fix it up

Change-Id: I299cd65f32dffda9040d18c17a374e8dc9ebe7da