### Please describe the problem.
On a default, clean install on Windows, annex get over HTTP fails, as neither wget nor curl have all necessary DLLs.

### What steps will reproduce the problem?
1. Install git from git-scm.org, and git-annex from git-annex.branchable.com.
2. Don't install, or remove if installed, Cygwin.
3. clone an annex over HTTP
4. attempt to 'annex get' a file
5. get dialog box, explaining missing DLLs.

### What version of git-annex are you using? On what operating system?
Windows 7.

### Please provide any additional information below.
Installing Cygwin and adding to path seems to fix issue.

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