All seekfunc constants were added in libcurl 7.19.5
Add a build configuration test for zlib, for #187
Build windows packages with zlib, fixes #187
Update changelog for windows zlib addition
Python 3.4 support
Merge pull request #184 from p-push/python-34

Python 3.4 support
Use pragma message instead of warning for msvc, fixes #178
Merge pull request #191 from p-push/msvc-warning

Use pragma message instead of warning for msvc, fixes #178
Current libcurl version is 7.37.0
Document building documentation