Replacing all iteritems() by for key in dict: val = dict[key]
adding python6 branch to travis
found a missing iteritems
fixed one relative import
Replacing all iteritems() by items() in tests etc to exclude dict ficer
after 2to3 and going manually over the diffs
Fixing for python 3, added encoding for unicode
travis also testing for 3.4, some fixing of 2.7 tests
fixing tests to work with python 2 and 3. Adding regexp checking for tree naming
added changes, brian testing on travis only for python 2.7
Fixing tests for python 2 and making tests slightly faster
Testing other encodings
fixed hdf5 test
Fixed error in test
fixing tests for python 3 unicode encoding
Added some documentation about encoding
fixed typo in readme [ci skip]
trying faster travis builds
fixed typo in yaml
refactored travis yaml