Fixes #123. When attempting to replay the same request twice using record_mode="new_episodes", vcr.py raises UnhandledHTTPRequestError.
Adds a test to ensure that the cassette created with "new_episodes" has different expected behavior when opened with "once".
Improve test_new_episodes_record_mode_two_times test.
Fix crash with requests 2.5 where connectionpool was None
Play back requests requests on windows. fix #116
Add requests 2.5 to testing list in .travis.yml and tox.ini
Merge pull request #126 from gazpachoking/116

Play back requests requests on windows. fix #116
Merge pull request #125 from gazpachoking/pool_is_none

Fix crash with requests 2.5 where connectionpool was None
Version bump to v1.1.3
Merge pull request #127 from gazpachoking/1.1.3

Version bump to v1.1.3
update release notes
Update changelog to note requests 2.5 support
Merge pull request #128 from gazpachoking/patch-1

Update changelog to note requests 2.5 support
Add force reset around calls to actual connection from stubs, to ensure
compatibility with version of httplib/urlib2 in python 2.7.9. Closes #130.
Bump vesrsion to 1.1.4, add to release notes.