line 569 in util.py with python 3.6.2 fails

[paalped]

I had to modify line 569 in util.py to:
return raw_text.replace(bom, ''.encode('utf-8'))
for this lib to work in 3.6.2

[cehbrecht]

This is function util.strip_bom:

OWSLib/owslib/util.py

Line 578 in 54b7b58

def strip_bom(raw_text):

Add a unit test first.

[cehbrecht]

@paalped It took me a bit more to fix this for Python 2/3. Please check if it works you.

See:

OWSLib/owslib/util.py

Line 578 in 5641093

def strip_bom(raw_text):

And the test:

OWSLib/tests/test_util.py

Line 7 in 5641093

def test_strip_bom():