placed select all method in Table.java to remove duplicate code
placed retrieveEntryString, retrieveEntryBoolean, and retrieveEntryInt in Table.java to remove some duplicate code
refactored documents to abide by more checkstyle standards
refactored S3Connections.java
made S3Connection.java checkstyle error free
added javadocs to Database.java
added more javadocs to Database.java
added more javadocs to Database.java
Added code to log database errors to a .log file
Merge branch 'arcade' of https://github.com/duke-compsci308-spring2013/vooga into arcade_view