chore(0.4.0): bump cargo version in prep for release

Zaba505 · Zaba505 · commit fdbfa920c358 · 2020-09-10T02:30:27.000-04:00
diff --git a/Cargo.toml b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "pflag"
 description = "A crate implementing POSIX/GNU-style --flags."
-version = "0.3.0"
+version = "0.4.0"
 keywords = ["command-line", "flags", "args"]
 categories = ["command-line-interface"]
 authors = ["z5labs"]
