Updated documentation for MongoDB binding and others. closes #8

build.xml

db/cassandra-0.5/src/com/yahoo/ycsb/db/CassandraClient5.java

db/cassandra-0.6/src/com/yahoo/ycsb/db/CassandraClient6.java

db/cassandra-0.7/src/com/yahoo/ycsb/db/CassandraClient7.java

db/hbase/src/com/yahoo/ycsb/db/HBaseClient.java

doc/coreproperties.html

doc/coreworkloads.html

doc/dblayer.html

doc/images/ycsb.jpg

doc/index.html

doc/javadoc/allclasses-frame.html

doc/javadoc/allclasses-noframe.html

doc/javadoc/com/yahoo/ycsb/BasicDB.html

doc/javadoc/com/yahoo/ycsb/Client.html

doc/javadoc/com/yahoo/ycsb/DB.html

doc/javadoc/com/yahoo/ycsb/DBException.html

doc/javadoc/com/yahoo/ycsb/DBFactory.html

doc/javadoc/com/yahoo/ycsb/DBWrapper.html

doc/javadoc/com/yahoo/ycsb/UnknownDBException.html

doc/javadoc/com/yahoo/ycsb/Utils.html