add Aussie Linux Conf 2013

squash rename lca folder
added Debian 2012

squash deb2012 trivial rename

squash deb2012 move
LCA 2014

squash LCA 2014, wednesday

squash LCA 2014, thursday
LCA 2014 new thursday videos
cleaning up
Merge remote-tracking branch 'refs/remotes/upstream/master'
Merge remote-tracking branch 'refs/remotes/origin/synced/master'
Merge remote-tracking branch 'refs/remotes/Millak/synced/master'
README.md: Wording
add missing presentation for 30c3
add TrustyCon

from youtube via quvi, so the git-annex branch needs to be merged as well
recommend addurl --fast, and show a trick to avoid adding uuid to history