Reset previous column for a multiline string.

The multiline string's previous starting column is '0' if we are processing a
multistring.
diff --git a/CHANGELOG b/CHANGELOG
index 8912f53..e9c2fc7 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,11 @@
 # All notable changes to this project will be documented in this file.
 # This project adheres to [Semantic Versioning](http://semver.org/).
 
+## [0.3.2] 2015-10-04
+### Fixed
+- Formatting of tokens after a multiline string didn't retain their horizontal
+  spacing.
+
 ## [0.3.1] 2015-09-30
 ### Fixed
 - Format closing scope bracket correctly when indentation size changes.