Corrected high-frequency parsing error in ^ token; corrected (NEC bug that generated empty code strings; trapped the (ROOT (NE (NEC pattern generated when CoreNLP parses input that has a dateline; added command line section to petrarch.rst
Merge pull request #57 from philip-schrodt/master

Bug fixes
Enhanced error reporting, batch command line option, traps ~ in CoreNLP input, documentation updates, three error cases added to unit tests
Merge pull request #58 from philip-schrodt/master

Enhancements and bug squashing
Fix one error.
Merge pull request #59 from johnb30/error

Fix one error.
Fix loop error.
Merge pull request #60 from johnb30/loop

Fix loop error.
Corrected bug that warned about nonexistent errors in processing possessives
Merge pull request #61 from philip-schrodt/master

Corrected bug
Fix var assignment.