This is a bit late, but I just noticed it...

Changes since 2.0 beta 11

* add missing file to the source tarball

Changes since 2.0 beta10:

* SFDB GUI now features “tagging”, bringing the goodness of Web 2.0 to your soundfiles and samples.
* dragging region fade in/out now spans region selection
* ditto for set fade in/out active and shape menu items
* fix height of the editor hscrollbar
* add scroll-playhead-{forward,backward}, bound to shift-rightarrow,
shift-leftarrow (not great functionality right now)
* add sampo’s synthesize_sources.pl to the tools dir
* changes to improve chances of export finishing successfully
* fix ordering of cut/copied regions when pasting
* ctrl-click now does the right thing the first time its used on a
region
* fix missing click and other dubious behaviour in new sessions
caused by not connecting to Configuration::ParameterChanged in the new
session constructor
* ALSA sequencer ports are all owned by a single sequencer client,
not 1 identically-named client per port
* mo’ better fixins fer xfades, plus reinstate hiding xfades during
drags
* restore slave source setting upon session loading
* various fixes to named selection mgmt and display, plus fixes for
xfade mgmt
* rationalize editor scroll + zoom operations (code level, should be
invisible to user)
* fix assignment of remote control IDs
* save playhead + edit cursor and restore on session load
* fix coloration, editability and thread issues with big clock
* fix up xfade logic and use shared_ptr for xfades
* fix audio clock restore
* provide XMLNode:roperty (string)
* speed up the property methods by not scanning the map twice
* Fix SSE for 64 bit x86 platforms
* Make the script which launches ardour warn the user if there
is a limit imposed on the amount of locked memory (ulimit -l)
* 2 patches from Nimal related to markers, rulers, locations etc
* store and restore all permanent clock modes (clocks associated with
things that can be deleted, like locations + regions, are not
handled)
* fix startup order to possibly fix a bug on SMP systems
* fix cleanup implementation (Please test on scratch sessions and
report back)
* use dynamic bitsets for naming sends and port inserts
* copy old (0.99) versions of session file to a safe place
* hidden executable is now ardour-VERSION, not ardour.bin

http://www.ardour.org/node/670