Increase package cache size to 100GB and convert all units to MB
remove spurious env var in upstart script
remove splash/qtrender.py, refs GH-32
rename splash.qtrender2 to qtrender. closes GH-32
requests >= 1.0 is required for tests
Use port from ephemeral range for splash testing server. See GH-30.
Merge pull request #35 from kmike/testing-fixes

Testing fixes
print startup messages during tests
add --manhole option for enabling manhole server, keeping it disabled by default and enabled on upstart service
Merge pull request #36 from kmike/verbose-tests

print startup messages during tests