Add annotation functions for unrooted tree layouts and other fixes. #152

Merged

GuangchuangYu merged 7 commits intoYuLab-SMU:masterfrom JustGitting:master

Sep 12, 2017

+974-142

Commits on Apr 20, 2017

Merge pull request #1 from GuangchuangYu/master
JustGitting
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Commits on Jun 29, 2017

Merge pull request #2 from GuangchuangYu/master
JustGitting
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Added revised geom_hilight_encircle() function to highlight clades of unrooted trees.
JustGitting
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Pulled from origin (forked ggtree on github) and fixed differences.
JustGitting
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Commits on Jul 7, 2017

rotateTreePoints.df(): Moved label tip "angle" update until after whole tree/branch was rotated.
JustGitting
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Commits on Sep 7, 2017

Updated tidytree::rotateTreePoints() to rotate labels correctly.
JustGitting
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Commits on Sep 12, 2017

Merged changes from upstream into origin branches.
JustGitting
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