Get rid of remaining pycon blocks
Merge pull request #1259 from public/doctests

Get rid of remaining pycon blocks
Remove the 6% chance this test will fail -- refs #1259
Try to make the examples of verifying an HMAC/CMAC clearer -- refs #1259
Linewrap CHANGELOG and have doc8 check it as well
No point showing a ...
Fixed link that got broken
Merge pull request #1262 from alex/write-all-the-words

Try to make the examples of verifying an HMAC/CMAC clearer -- refs #1259
Merge pull request #1261 from alex/we-are-the-six-percent

Remove the 6% chance this test will fail -- refs #1259
Merge pull request #1263 from alex/wordwrap-and-check

Linewrap CHANGELOG and have doc8 check it as well
update testing platforms/OpenSSL versions
Adding binding for void *X509V3_EXT_d2i(X509_EXTENSION *ext);
Removing the param name from the binding for X509V3_EXT_d2i in accordence with the contribution guidlines.
Merge pull request #1268 from crc32a/X509V3_EXT_d2i_binding

Adding binding for void *X509V3_EXT_d2i(X509_EXTENSION *ext);
NIST KASVS values for DH and ECDH

http://csrc.nist.gov/groups/STM/cavp/documents/keymgmt/kastestvectors.zip

Only the "Static" scheme is added here since we are only testing the
primitive DH and ECDH key agreement operation.
Reorganize the backend interface definitions
Merge pull request #1264 from public/dh-vectors

NIST KASVS values for DH and ECDH
Merge pull request #1271 from alex/organize

Reorganize the backend interface definitions
Merge pull request #1265 from reaperhulk/update-platforms

update testing platforms/OpenSSL versions
Reorder the backend interfaces in the docs to group them more sensibly