Add rootpy.interactive.interact() to spawn an (I)Python console
scripts/rootpy: Rename the sum() function hsum() so as not to interfere with interactive console
create null (default) style
Fix stack depth
add CMSTDR style
include cmstdr into plotting example
Merge pull request #230 from pwaller/interact

Add new interact() function and small fixes
add comment when no input
Add rootpy.math.linalg.matrix.as_numpy for TMatrix->numpy.matrix
matrix.py/as_numpy: docstring, remove useless import
Merge pull request #233 from pwaller/matrix-as-numpy

Add rootpy.math.linalg.matrix.as_numpy for TMatrix->numpy.matrix
remove title from style
respect style's default canvas dimensions in Canvas.__init__
rm canvas dimensions from defaults.py
Merge pull request #235 from ndawe/master

MRG: respect style's default canvas dimensions in Canvas.__init__
Merge branch 'master' of https://github.com/rootpy/rootpy into cms-root-style
fix axis cmstdr style
Merge pull request #231 from wiso/cms-root-style

CMS ROOT style
handle gDirectory special case for ROOT older than 5.32.00
Merge pull request #237 from ndawe/master

handle gDirectory special case for ROOT older than 5.32.00