AMEC-1943 added a new method to check if the type of a given article is Correction
AMEC-1943 added a new method to check if the type of a given article is Correction
AMEC-1943 added a basic UI element to display correction box
AMEC-1943 added a new method to fetch the data related to the correction article, if any exist, to display on the article page.
AMEC-1943 removed extra space after div.new_corr
AMEC-1943 modified the logic to retrieve the proper data for the correction article to be displayed in the article correction box
AMEC-1943 used Article object instead of ArticleInfo since it has more info abt the authors that should be included in the correction article citation
AMEC-1943, AMEC-1877 refractored the code to display the correction article citation in the article correction box
the refactoring affects the "download citation" page as well
AMEC-1943 overrode the compareTo method to be able to sort the related articles by date
AMEC-1943 added methods to check if the article is of type Retraction
AMEC-1943 renamed and modified the getEocBody to getAmendmentBody to handle both the eoc and the retraction
AMEC-1943 replaced the fetchexpressionOfConcern and fetchArticleCorrection methods into fetchAmendment method that handles retractions as well
AMEC-1943, AMEC-1877 added class to the generated li element of the left nav to be able to apply style on individual items
AMEC-1943, AMEC-1877 added style for eoc-retraction-correction articles
added style for the eoc-retraction-correction shaded box in the original article
added style to nav bar if the article has eoc-retraction-correction
AMEC-1943 modified the code to test getAmendmentBody() instead of getEocBody()
Merge branch 'dev-corrections' into dev-AMEC-1943

Conflicts:
	webapp/src/main/java/org/ambraproject/action/article/FetchArticleTabsAction.java