Prepared goose for execution within GAE
changed the code formatting to have tab based identation
Added log4j support in console mode
Made goose a little but more Spring friendly taking configuration as a setter
returning tags as a java set
Started returning tags as java.util.Set
Commented out local files operations in case images are not enabled, local file operations do not work anyways
fixed compildation errors for some tests
Merge branch 'master' of github.com:amalinovskiy/goose
Merge remote-tracking branch 'remotes/amalinovskiy/master'

Conflicts:
	pom.xml
	src/main/scala/com/gravity/goose/Article.scala
	src/main/scala/com/gravity/goose/Configuration.scala
	src/main/scala/com/gravity/goose/Crawler.scala
	src/main/scala/com/gravity/goose/Goose.scala
	src/main/scala/com/gravity/goose/TalkToMeGoose.scala
	src/main/scala/com/gravity/goose/cleaners/DocumentCleaner.scala
	src/main/scala/com/gravity/goose/extractors/ContentExtractor.scala
	src/main/scala/com/gravity/goose/images/Image.scala
	src/main/scala/com/gravity/goose/images/ImageDetails.scala
	src/main/scala/com/gravity/goose/images/ImageExtractor.scala
	src/main/scala/com/gravity/goose/images/ImageUtils.scala
	src/main/scala/com/gravity/goose/images/StandardImageExtractor.scala
	src/main/scala/com/gravity/goose/images/UpgradedImageIExtractor.scala
	src/main/scala/com/gravity/goose/network/HtmlFetcher.scala
	src/main/scala/com/gravity/goose/network/HttpExceptions.scala
	src/main/scala/com/gravity/goose/outputformatters/OutputFormatter.scala
	src/main/scala/com/gravity/goose/text/StopWords.scala
	src/main/scala/com/gravity/goose/text/WordStats.scala
	src/main/scala/com/gravity/goose/text/string.scala
	src/main/scala/com/gravity/goose/utils/FileHelper.scala
	src/main/scala/com/gravity/goose/utils/URLHelper.scala
	src/test/scala/com/gravity/goose/GooseTest.scala
- enable gae if needed