Merge pull request #7 from matje/master

update definitions
Merge pull request #8 from matje/master

update changelog
Merge pull request #9 from matje/master

Getting the document WGLC ready
Create document-history
Update document-history
Merge pull request #12 from matje/master

Small comments from Stephen
Minor corrections to the texts (wording, typos etc.).

Shifted the diagrams to the left in the XML file, as xml2rfc was
complaining that some diagrams were too wide.
Additional minor editorial changes.

These are some of the changes suggested by Stephen in his email of
1 July 2014, 13:51 UTC.
Merge branch 'master' of https://github.com/DNSOP/dnssec-key-timing

Conflicts:
	draft-ietf-dnsop-dnssec-key-timing-04.xml
update
mv document-history added .gitignore
Altered text in sections 2.1 and 2.2
fixed the wording on the changes.
minor changes to section 2.2 KSK Rollovers as suggested by Matthijs
Merge branch 'master' of https://github.com/DNSOP/dnssec-key-timing
fixed the Double-Signature KSK wording