Adding BBEdit plugin

plugins/bbedit/bbedit.plugin.zsh

+alias bbpb='pbpaste | bbedit --clean --view-top'
+
+alias bbd=bbdiff
+
+#
+# If the bb command is called without an argument, launch BBEdit
+# If bb is passed a directory, cd to it and open it in BBEdit
+# If bb is passed a file, open it in BBEdit
+#
+function bb() {
+    if [[ -z $1 ]]
+    then
+        bbedit --launch
+    else
+        bbedit $1
+        if [[ -d $1 ]]
+        then
+            cd $1
+        fi
+    fi
+}