Fix typo in README

I found a typo and a missing line break which was causing weird formatting in the readme.

Author: magikid

README.md

@@ -170,7 +170,8 @@ Preserves Line Breaks if set to `true`. If set to `false` line breaks are cleane
 
 **removeDoubleSpace**
 
-Set this to `false` if you want to preserver whitespace inside of text nodes. It is set to `true` by default.
+Set this to `false` if you want to preserve whitespace inside of text nodes. It is set to `true` by default.
+
 Static Facade
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