added path package to hard copy preamble and set discretionaries for bre...

...aking to all characters

This pull request will have a corresponding pull request in pg. 
Before:
![nowrappedfilenames](https://cloud.githubusercontent.com/assets/4732672/4206663/efb617cc-384d-11e4-9a4d-b8fa44b364e9.png)

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With these changes:
![wrappedfilenames](https://cloud.githubusercontent.com/assets/4732672/4206664/fb48258a-384d-11e4-8681-281063475763.png)