Merge branch 'command-line-interface', remote-tracking branch 'origin'
Merging with scripting
Bugfix for reading blank lines in Note::read_i2b2()
added functionality for i2b2<->xml format command
fully working format conversion (unless going from a format back to itself)
renamed Note::write_i2b2() to Note::write_i2b2_con() for consistency
Changed call to Note method because of renaming
preliminary README with installation directions
Added basic demos with for cli
minor bugfixes from changed variable names
minor bugfixes from changed variable names
Fixing lint errors for tests/.
Adding version to clicon module.

Specifically, adding `__version__` attribute so that `sphinx`
documentation builds will complete.
Add evalution to cli
Preliminary step to add crfsuite support back into two pass
First draft README for Anna
Fixed inconsitency in note.py line number indexing
Simplified format.py to only work on one document at a time
Merge branch 'master' of https://github.com/mitmedg/CliCon
fixed typo in README