Merge "Remove requirements.txt from tox.ini"

Author: Jenkins

tox.ini

@@ -7,8 +7,7 @@ skipdist = True
 usedevelop = True
 install_command = pip install -U {opts} {packages}
 setenv = VIRTUAL_ENV={envdir}
-deps = -r{toxinidir}/requirements.txt
-       -r{toxinidir}/test-requirements.txt
+deps = -r{toxinidir}/test-requirements.txt
 commands = ostestr {posargs}
 whitelist_externals = ostestr