Fix documentation of langneg.negotiateLanguages, fixing #547

The documentation for `filtering` and `matching` had been swapped
in the README.

Author: Pike

fluent-langneg/README.md

@@ -38,27 +38,27 @@ The API supports three negotiation strategies:
 
 ### filtering (default)
 
-In this strategy the algorithm will look for the best matching available
-locale for each requested locale.
+In this strategy the algorithm will try to match as many available locales
+as possible for each of the requested locale.
 
 Example:
 
 requested: ['de-DE', 'fr-FR']
 available: ['it', 'de', 'en-US', 'fr-CA', 'de-DE', 'fr', 'de-AU']
 
-supported: ['de-DE', 'fr']
+supported: ['de-DE', 'de', 'fr', 'fr-CA']
 
 ### matching
 
-In this strategy the algorithm will try to match as many available locales
-as possible for each of the requested locale.
+In this strategy the algorithm will look for the best matching available
+locale for each requested locale.
 
 Example:
 
 requested: ['de-DE', 'fr-FR']
 available: ['it', 'de', 'en-US', 'fr-CA', 'de-DE', 'fr', 'de-AU']
 
-supported: ['de-DE', 'de', 'fr', 'fr-CA']
+supported: ['de-DE', 'fr']
 
 ### lookup