Initial plenv plugin created. Fails silently when plenv not found, only munges path if plenv path exists

plugins/available/plenv.plugin.bash

@@ -0,0 +1,21 @@
+# plugin for plenv
+
+cite about-plugin
+about-plugin 'plenv plugin for Perl'
+
+if [[ -e "${HOME}/.plenv/bin" ]] ; then
+  
+  # load plenv bin dir into path if it exists
+  pathmunge "${HOME}/.plenv/bin"
+  
+fi
+
+if [[ `which plenv` ]] ; then
+
+  # init plenv
+  eval "$(plenv init -)"
+
+  # Load the auto-completion script if it exists.
+  [[ -e "${HOME}/.plenv/completions/plenv.bash" ]] && source "${HOME}/.plenv/completions/plenv.bash"
+
+fi