changes log
5.7
5.6
- Move boolean 
loose param to an options object, with
backwards-compatibility protection. 
- Add ability to opt out of special prerelease version handling with
the 
includePrerelease option flag. 
5.5
- Add version coercion capabilities
 
5.4
- Add intersection checking
 
5.3
5.2
- Add 
prerelease(v) that returns prerelease components 
5.1
- Add Backus-Naur for ranges
 
- Remove excessively cute inspection methods
 
5.0
- Remove AMD/Browserified build artifacts
 
- Fix ltr and gtr when using the 
* range 
- Fix for range 
* with a prerelease identifier