Bump version to 0.3.0

Author: vbfox

Release Notes.md

@@ -1,3 +1,7 @@
+### New in 0.3.0
+
+* Fix printing escaped parts when text is accumulated. `colorprintfn "1 %d %d" 2 3` was generating `231` ([Issue #1](https://github.com/vbfox/ColoredPrintf/issues/1))
+
 ### New in 0.2.0
 
 * Colors can now be specified as parameters like: `colorprintfn "Hello $%A[world] !" ConsoleColor.Red`.