Ability to stipulate a list of fields.

Also want to test that we are finding multiple fields.
Merge pull request #72 from codeslubber/master

Simplest possible field extraction: stipulate one or more fields and how to find them (by class or id).
Testing Specific Fields

Pulled fields out into a map in the test and then asserting on the
contents of the various fields.
Asserting on description contents

Looking for a different string in description.
Bump the version #

The ScalaIDE in eclipse was not seeing the new version because it
caches the file in its ivy cache. Bumping the version fixed it. (But
hosed up the folder structure...)
-fixed build.
-Added failure test to class occurence
-fixed converting URLs to absolute URLs
-fixed NPE
Merge pull request #73 from nagibcs/master

Fixes to Scraper
Merge pull request #74 from codeslubber/master

Finalizing SpecifiedFieldExtractor and tests.
fixed NPE
fixes
Merge pull request #75 from nagibcs/master

fixed IndexOutOfBounds exception
Merge remote-tracking branch 'upstream/master'