Initial version from Emilia.
Add text target.
Twiddling.
Strengthen Merkle trees.
Update doc to cover the empty tree case.
Tidy.
Document Merkle paths.
document consistency proofs
agl's comments on doc
imported patch logsig
Update spec to v2
[mq]: Add signature type to spec, rename SCH
Update I-D: add Precertificate flow and section on security considerations
Make it possible to submit as an I-D.
Next version.
Fix MerkleTreeLeaf in I-D to allow non-certificate entries to be specified in future
Update I-D.
Merge.
Note that we need monitors, instructions for testing Apache.
Add TOC, bump version.