isFilterDone() not needed with nextRaw()
Merge pull request #620 from lhofhansl/filterDone

isFilterDone() not needed with nextRaw()
Remove unused/undocumented show command
Example conf for flume plugin
Merge pull request #621 from maryannxue/master

Fix issue #502 Use QueryOptimizer.optimize to choose single table query plan
Fix comments in properties file
Merge remote-tracking branch 'upstream/master'