cleanup

 - renamed author-mapping.py to author_mapping.py
 - some small change to the example use

Example use.ipynb

@@ -1,7 +1,7 @@
 {
  "metadata": {
   "name": "",
-  "signature": "sha256:b5d366d860addd73fffc7921db228b6fe6537f8424d25fb282f111b1feca7313"
+  "signature": "sha256:03f65b209609814c6342014efc216b2fb63f4e1e491436688827c92252f5cd0e"
  },
  "nbformat": 3,
  "nbformat_minor": 0,
@@ -55,13 +55,13 @@
       {
        "metadata": {},
        "output_type": "pyout",
-       "prompt_number": 79,
+       "prompt_number": 81,
        "text": [
-        "'they now have better access to technology in the affordable care act is already paying dividends for millions of americans with more to come children can no longer have the records to defend themselves similarly at least some irs agents have taken the position that anyone who claimed edc benefits as a certainly as a participant in a recent report from the leaders and residents of the pre jobs act with respect to the united states and that met the program s criteria for creating jobs and economic opportunity for virgin islanders the increase of our nation i believe the path'"
+        "'their continued success we must find better ways to reward teacher excellence and innovation expand access to more affordable as our economy becomes increasingly necessary to enter the workforce unfortunately rising tuition costs force the average borrower 17 500 into debt upon graduation a recent report from the national center for disease control and epa to put train and deploy mixed teams depending on the particular environment we ve got about a thousand people out of their component either in a different direction the legislation before both the house and senate authorizing committees the subcommittee that is the way we work'"
        ]
       }
      ],
-     "prompt_number": 79
+     "prompt_number": 81
     }
    ],
    "metadata": {}