In case there is no sink formatter, use basic
Filled word-count configuration
Topologies that extend the BasicTopology should call the overrided initialize method
Fixed basic topology spout and sink initialization
Replace isEmpty by isBlank in the StringParser
Added a space after each value separator
FileSpout should not be abstract
Added field for raw text
Added check for empty tokens
Included cause in error logs
Fixed minor errors in the trending-topics application