remove GetRaw
don't use builtin dir as variable name
Merge pull request #288 from ndawe/master

Remove File.GetRaw()
fix #289: Graph and Graph2D must call _post_init
Merge pull request #291 from ndawe/graph

fix #289: Graph and Graph2D must call _post_init
File improvements: setitem and setattr and more unit tests
File: test getattr and getitem object writing in subdirectory
Merge pull request #290 from ndawe/master

File improvements
log ROOT version on the debug stream
delete allocated trees in attempt to suppress memory leak
upgrade pyparsing, add missing LICENSE for argparse
Merge pull request #293 from ndawe/master

Upgrade pyparsing and add missing argparse license
Fix uninformative exception
Merge pull request #295 from pwaller/uninformative-exception

Fix uninformative exception on File AttributeError
import expand as expand_path
Merge pull request #297 from ndawe/master

Fix #296
Merge pull request #294 from ndawe/debug

Delete TTrees after use in root2hdf5 to fix "memory leak"
x = File.Get('x') keeps File alive as long as 'x' is alive (+ test)
Add test that root_open('x').Get('y').Draw() has desired lifetime
Merge pull request #299 from pwaller/get-keepalive

x = File.Get('x') keeps File alive as long as 'x' is alive (+ test)