Added an input called 'dp' to the TreeWithMetaDataLogger to allow specification of the number of decimal places to print branch lengths and rates. This feature is for Ziheng Yang as he was worried about log file sizes. testRelaxedClock.xml tests this option for dp='6'.
Merge branch 'master' of https://github.com/CompEvol/beast2 into bd-condition-origin
Incorrect message in TreeAnnotator #187
Condense duplicated code and fully implement birth-death-sampling model
Merge branch 'master' of https://github.com/CompEvol/beast2 into bd-condition-origin