Refactor code

.Rbuildignore

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+^.*\.Rproj$
+^\.Rproj\.user$

.gitignore

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+.Rproj.user
+.Rhistory
+.RData
+.Ruserdata
+*.Rproj
+*.httr-oauth
+*animint-htmltest*
+*intreg-selection*
+*ANIMINT_TEST_FOO
+*pids.txt

DESCRIPTION

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+Package: animint2
+Title: Interactive animations
+Version: 2017.06.13
+Authors@R: person("First", "Last", email = "first.last@example.com", role = c("aut", "cre"))
+Description: An interactive animation can be defined using a list of
+    ggplots with clickSelects and showSelected aesthetics.
+Depends: R (>= 3.3.2)
+License: What license is it under?
+Encoding: UTF-8
+LazyData: true
+RoxygenNote: 6.0.1

NAMESPACE

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+# Generated by roxygen2: do not edit by hand
+
+export(animint2dir)
+export(animint2gist)
+export(animintOutput)
+export(geom_tallrect)
+export(geom_widerect)
+export(getLegendList)
+export(is.rgb)
+export(knit_print.animint2)
+export(make_bar)
+export(make_tallrect)
+export(make_tallrect_or_widerect)
+export(make_text)
+export(make_widerect)
+export(parsePlot)
+export(renderAnimint)
+export(saveLayer)
+export(scale_size_animint)
+export(selector.aes)
+export(tests_exit)
+export(tests_init)
+export(tests_run)
+export(theme_animint)
+export(toRGB)
+import(ggplot2)
+import(plyr)