Update the license header for every source file, as well as the documentation.

Fixes #1209
Merge pull request #1476 from alex/license-shenagins

Update the license header for every source file, as well as the documentation.
Improved the interface docs for DSA and ECDSA signatures
Describe teh format of the result of signer.finalize(). Fixes #1479
update ignores for new project structure
Merge pull request #1477 from alex/improve-docs

Improved the interface docs for DSA and ECDSA signatures
Merge pull request #1480 from alex/document-in-more-places

Describe teh format of the result of signer.finalize(). Fixes #1479
Merge pull request #1482 from reaperhulk/update-ignores

update ignores for new project structure
Re-encrypts one of our vectors from a truly atrocious algorithm (single DES, MD5) to a PBES#2 based one (PBKDF2HMAC + AES)

Refs #1390
Merge pull request #1483 from alex/upgrade-cipher

Re-encrypts one of our vectors from a truly atrocious algorithm (single DES, MD5) to a PBES#2 based one (PBKDF2HMAC + AES)
Upgrade the encryption algorithm on another thing. This uses the same PBES2 parameters as the previous one.

If someone has a choice for a 2nd algorithm, I'm happy to do that. See previous PR for ideas about how to review
Update docs
Merge pull request #1484 from alex/re-encode-thing

Upgrade the encryption algorithm on another thing. This uses the same PBES2 parameters as the previous one.
fixed a syntax error in the docs
Merge pull request #1485 from alex/docs-syntax

fixed a syntax error in the docs
A handful of different fixes for the interface docs
Merge pull request #1486 from alex/docs-fixes

A handful of different fixes for the interface docs
A few more docs fixes
Merge pull request #1487 from alex/more-docs-fixes

A few more docs fixes
Support compilation on platforms, such as debian expiremental, which are compiled without SSLv3