DOC: my pass over mappers tutorial
Merge remote-tracking branch 'stick/master'

* stick/master:
  BF: Syntax error that degrades doctest performance.
  DOC: Split spatio-temporal SL in its own part.
  DOC: Minor doc polish
  DOC: Event-related modeling tutorial
ENH: rst2ipnbpy -- strict # doctest directives
DOC: minor tune ups to mappers tutorial
Merge branch 'master' of github.com:PyMVPA/PyMVPA

* 'master' of github.com:PyMVPA/PyMVPA:
  ENH+DOC:  Convert the majority of examples into IPython notebooks
BF: Adhoc fix to let exported NIfTI files have a sane display range
DOC: Minor changes to docs and boosting now version for 2.3.0 release
Merge pull request #212 from hanke/sane_nifti_range

BF: Adhoc fix to let exported NIfTI files have a sane display range
Merge branch 'master' of github.com:PyMVPA/PyMVPA

* 'master' of github.com:PyMVPA/PyMVPA:
  BF: Adhoc fix to let exported NIfTI files have a sane display range
Adjusting changelog
BF: hyperplane_demo -- plotting of colorbar should happen together with imshow
ENH: pymvpa2-tutorial --pylab=inline for notebook
BF(TEMP): for hyperalignment demo -- to convert to usable notebook, use comments instead of inloop multiline strings
BF: include freshly added/used mvpa2/data/tutorial_data_25mm/data to installation
BF(PY26): dictionary comprehension
DOC: Add to the 2.3 changelog