Merge branch 'release-0.1.3'
master branch & unstable client warning removal
0.1.3-49 changelog
Merge branch 'release-0.1.3'
Merge branch 'release-0.1.3'

 - new ecdsa public key ; prevent abuse from previous owner(s). Will be used to announce important informations to users (mandatory updates, ...)
 - client version bumped to 0.8.0.1
Merge branch 'master' into release-0.1.3
release branch ; unstable flag