split up the test so it's easier to find what's failing
Error on all exceptions; error when the header data is too big
Merge branch 'use-webricks-parser' of github.com:srbaker/puma into use-webricks-parser

# Please enter a commit message to explain why this merge is necessary,
# especially if it merges an updated upstream into a topic branch.
#
# Lines starting with '#' will be ignored, and an empty message aborts
# the commit.