Added HtmlTextExtractor class that extracts text from a string that includes HTML tags and character entities. Can be composed with fields like FIELD_ARTICLE_TITLE and FIELD_ABSTRACT when publisher embeds HTML markup.  Also added FIELD_ABSTRACT to capture abstract text.
Added HtmlTextExtractor class that extracts text from a string that includes HTML tags and character entities. Can be composed with fields like FIELD_ARTICLE_TITLE and FIELD_ABSTRACT when publisher embeds HTML markup.  Also added FIELD_ABSTRACT to capture abstract text.


git-svn-id: 293778eaa97c8c94097d610b1bd5133a8f478f36@25793 4f837ed2-42f5-46e7-a7a5-fa17313484d4

edina/lockss-daemon,lockss/lockss-daemon,edina/lockss-daemon,lockss/lockss-daemon,edina/lockss-daemon,lockss/lockss-daemon,lockss/lockss-daemon,edina/lockss-daemon,edina/lockss-daemon,lockss/lockss-daemon,lockss/lockss-daemon,edina/lockss-daemon,edina/lockss-daemon,lockss/lockss-daemon