CHANGES IN VERSION 1.3.9
------------------------
 o Exporter.Rmd vignette <2017-12-13, Wed>

CHANGES IN VERSION 1.3.8
------------------------
 o mv treeio.Rmd vignette to Importer.Rmd and update the contents <2017-12-13, Wed>
 o write.beast for treedata object <2017-12-12, Tue>
 o add "connect" parameter in groupOTU <2017-12-12, Tue>
   + https://groups.google.com/forum/#!msg/bioc-ggtree/Q4LnwoTf1DM/yEe95OFfCwAJ

CHANGES IN VERSION 1.3.7
------------------------
 o export groupClade.phylo method <2017-12-11, Mon>

CHANGES IN VERSION 1.3.6
------------------------
 o re-defined groupOTU and groupClade generic using S3 <2017-12-11, Mon>

CHANGES IN VERSION 1.3.5
------------------------
 o parent, ancestor, child, offspring, rootnode and sibling generic and method for phylo <2017-12-11, Mon>
 o update mask and merge_tree function according to the treedata object <2017-12-11, Mon>

CHANGES IN VERSION 1.3.4
------------------------
 o support tbl_tree object defined in tidytree <2017-12-08, Fri>

CHANGES IN VERSION 1.3.3
------------------------
 o read.codeml output treedata, remove codeml class and clean up code <2017-12-07, Thu>

CHANGES IN VERSION 1.3.2
------------------------
 o read.codeml_mlc output treedata object and remove codeml_mlc class <2017-12-06, Wed>
 o read.paml_rst output treedata and remove paml_rst class <2017-12-06, Wed>
 o read.phylip.tree and read.phylip.seq
 o read.phylip output treedata object and phylip class definition was removed
 o read.hyphy output treedata object; hyphy class definition was removed
 o remove r8s class, read.r8s now output multiPhylo object
 o jplace class inherits treedata <2017-12-05, Tue>
 o using treedata object to store beast and mrbayes tree
 o export read.mrbayes

CHANGES IN VERSION 1.3.1
------------------------
 o compatible to parse beast output that only contains HPD range <2017-11-01, Wed>
   + https://groups.google.com/forum/?utm_medium=email&utm_source=footer#!msg/bioc-ggtree/RF2Ly52U_gc/jEP97nNPAwAJ

CHANGES IN VERSION 1.2.0
------------------------
 o BioC 3.6 release <2017-11-01, Wed>

CHANGES IN VERSION 1.1.2
------------------------
 o new project site using blogdown <2017-09-28, Thu>

CHANGES IN VERSION 1.1.1
------------------------
 o parse mlc file without dNdS <2017-08-31, Thu>
   + https://groups.google.com/forum/?utm_medium=email&utm_source=footer#!topic/bioc-ggtree/hTRj-uldgAg
 o better implementation of merge_tree <2017-08-31, Thu>

CHANGES IN VERSION 0.99.11
------------------------
 o bug fixed in get.fields method for paml_rst <2017-03-20, Mon>
 o fixed raxml2nwk for using treedata as output of read.raxml <2017-03-17, Fri>
 o taxa_rename function <2017-03-15, Wed>
 o phyPML method moved from ggtree <2017-03-06, Mon>

CHANGES IN VERSION 0.99.10
------------------------
 o remove raxml class, now read.raxml output treedata object <2017-02-28, Tue>
 o bug fixed of read.beast <2017-02-27, Mon>

CHANGES IN VERSION 0.99.9
------------------------
 o read.newick for parsing node.label as support values <2017-01-03, Tue>
 o read.beast support MrBayes output <2016-12-30, Fri>
 o export as.phylo.ggtree <2016-12-30, Fri>

CHANGES IN VERSION 0.99.8
------------------------
 o as.treedata.ggtree <2016-12-30, Fri>
 o as.treedata.phylo4 & as.treedata.phylo4d <2016-12-28, Wed>

CHANGES IN VERSION 0.99.7
------------------------
 o groupOTU, groupClade, gzoom methods from ggtree <2016-12-21, Wed>

CHANGES IN VERSION 0.99.6
------------------------
 o add unit test of NHX (move from ggtree) <2016-12-14, Wed>

CHANGES IN VERSION 0.99.3
------------------------
 o fixed BiocCheck by adding examples <2016-12-07, Wed>

CHANGES IN VERSION 0.99.1
------------------------
 o fixed link in DESCRIPTION <2016-12-06, Tue>

CHANGES IN VERSION 0.99.0
------------------------
 o add vignette <2016-12-06, Tue>
 o move parser functions from ggtree <2016-12-06, Tue>

CHANGES IN VERSION 0.0.1
------------------------
 o read.nhx from ggtree <2016-12-06, Tue>
 o as.phylo.treedata to access phylo from treedata object <2016-12-06, Tue>
 o as.treedata.phylo to convert phylo to tree data object <2016-12-06, Tue>
 o treedata class definition <2016-12-06, Tue>