Merge pull request #426 from kriix/master

Improve documentation to explain that Inverted Sections uses falsy

README.md

@@ -325,7 +325,7 @@ Output:
 
 ### Inverted Sections
 
-An inverted section opens with `{{^section}}` instead of `{{#section}}`. The block of an inverted section is rendered only if the value of that section's tag is `null`, `undefined`, `false`, or an empty list.
+An inverted section opens with `{{^section}}` instead of `{{#section}}`. The block of an inverted section is rendered only if the value of that section's tag is `null`, `undefined`, `false`, *falsy* or an empty list.
 
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