ENH: function decorator to support lists or singleton element inputs
ENH: support 2D string arrays in NIML
PEP8: removed some spaces
Merge branch 'master' into _tent/niml
DOC: more documentation for NIML parser/printer
SML+RF: minor code cleanup suggested by @yarikoptic
BF+SML: when printing SUMA-offending NIML data print the first and last element, not the first and second
Merge pull request #166 from nno/_tent/niml

NF: NIML support for 2D strings