changes
Merge branch 'master' of
git@github.com:Thon9/CS481_SeniorDesignProject.git

Conflicts:
	CS481_Web/WebContent/WEB-INF/lib/CS481.jar
	CS481_Web/edu/ycp/cs481/servlets/ShowGallery.java
Added CheckYourFollowingHashtagController and SQLDatabase method to
prevent from following hashtag more than once