schismtracker: new package
spark: update to 1.1.1, simplify a lot
there is no bin/ directory
ipython: update 2.2.0 -> 2.3.1

Changelog:
  http://ipython.org/ipython-doc/2/whatsnew/version2.0.html
liburcu: update from 0.8.4 to 0.8.6
lttng-tools: update from 2.5.0 to 2.5.2
lttng-ust: update from 2.5.0 to 2.5.1
Merge pull request #5244 from ftrvxmtrx/schismtracker

schismtracker: new package
python-pycollada: update 0.4 -> 0.4.1

Build tested with freecad, the only dependee.
plantuml: update from 7991 to 8012
gnuradio-osmosdr: update 0.1.0 -> 0.1.4
gqrx: update 2.2.0 -> 2.3.0

Also install desktop file (new in this version) and icon.
plan9port: make it actually work

* Add "which" dependency, otherwise it builds with lots of
  "command not found" errors.

* -lgcc_s, otherwise many commands basically fail without pthread_cancel.

* Fix X11 dependencies, otherwise it would be plan9port with none of UI
  programs working.
haskell: add pkg lin-alg
binary-strict: add haskell pkg
haskell-ixdopp: remove obsolete package
haskell-preprocessor-tools: remove obsolete version 0.1.3
Merge pull request #5245 from ftrvxmtrx/plan9port

plan9port: make it actually work
html-tidy: align attrname with pkgname

htmlTidy => html-tidy. Keep copy of old attribute for backward
compatibility.
sqlite-interactive: align attrname with pkgname

sqliteInteractive => sqlite-interactive. Keep copy of old attribute for
backward compatibility.