TST: Make network tests run twice
Merge pull request #4369 from jtratner/make-network-tests-run-twice

TST: Make network tests run twice
TST/BUG: make sure read_html tests work on python 2.6
BUG: fix compilation with MSVC for strcasecmp
Merge pull request #4352 from cpcloud/html-testing-assertions-fix

TST/BUG: make sure read_html tests work on python 2.6