0.3.0 - March 24, 2013
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* add `collection` property to each file for pattern matches

0.2.0 - March 20, 2013
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* add collections dictionary to global metadata

0.1.0 - March 6, 2013
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* add matching by pattern
* add shorthand for pattern matching
* add previous and next references

0.0.3 - February 6, 2013
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* add debug statements
* swap to `extend` from `defaults` to avoid cloning

0.0.2 - February 6, 2013
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* swap to `merge` to not act on clones

0.0.1 - February 5, 2013
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:sparkles: