unittest2 was needed for Python version <= 2.6, so it hasn't been needed
for quite some time. See unittest2 note one:
https://docs.python.org/2.7/library/unittest.html
This drops unittest2 in favor of the standard unittest module.
Change-Id: I2e787cfbf1709b7f9c889230a10c03689e032957
Signed-off-by: Sean McGinnis <sean.mcginnis@gmail.com>
Drive-by: Tighten domain_remap assertions on listings, which required
that we fix proxy pipeline placement. Add a note about it to the sample
config.
Change-Id: I41835148051294088a2c0fb4ed4e7a7b61273e5f
... so we can use storage_url for actual, complete URLs.
Also, expose storage_scheme for easier comparisons.
Change-Id: Iffcfc327bc674681ac51fe75c1d9911fa3a60d54
