Changelog Module
Contains helpers which allow to parse Change log text files. These files have to be in a format as described on keepachangelog
      
 Format 
 # Changelog
 All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 ## [Unreleased]
 ## [0.1.0] - 2020-03-17
 First release
 ### Added
 - This release already has lots of features
 [0.1.0]: https://github.com/user/MyCoolNewLib.git/releases/tag/v0.1.0
 
Example
 let changelogFile = "CHANGELOG.md"
     let newVersion = "1.0.0"
     Target.create "AssemblyInfo" (fun _ ->
         let changelog = changeLogFile |> Changelog.load
         CreateFSharpAssemblyInfo "src/Common/AssemblyInfo.fs"
           [ Attribute.Title project
             Attribute.Product project
             Attribute.Description summary
             Attribute.Version changelog.LatestEntry.AssemblyVersion
             Attribute.FileVersion changelog.LatestEntry.AssemblyVersion]
     )
     Target.create "Promote Unreleased to new version" (fun _ ->
         let newChangelog =
             changelogFile
             |> ChangeLog.load
             |> ChangeLog.promoteUnreleased newVersion
             |> ChangeLog.save changelogFile
     )Types
| Type | Description | 
Functions and values
| Function or value | Description | 
| 
                
              
                  Full Usage: 
                   Changelog.create description unreleased entries referencesParameters: 
 string option- 
                      the descriptive text for changelogunreleased : Unreleased option- 
                      the unreleased list of changelog entriesentries : ChangelogEntry list- 
                      the list of changelog entriesreferences : Reference list- 
                      the list of referencesReturns: Changelog | 
 
 | 
| 
                
                  Full Usage: 
                   Changelog.createWithCustomHeader header description unreleased entries referencesParameters: 
 string- 
                      the custom header value for changelogdescription : string option- 
                      the descriptive text for changelogunreleased : Unreleased option- 
                      the unreleased list of changelog entriesentries : ChangelogEntry list- 
                      the list of changelog entriesreferences : Reference list- 
                      the list of referencesReturns: Changelog | 
 
 | 
| 
                
              
                  Full Usage: 
                   Changelog.fromEntries entriesParameters: 
 ChangelogEntry list- 
                      the list of changelog entriesReturns: Changelog |             Create a changelog with given entries and default values for other data including header and description. 
 
 | 
| 
                
              
                  Full Usage: 
                   Changelog.load filenameParameters: 
 string- 
                      Changelog text file nameReturns: ChangelogThe loaded changelog (or throws an exception, if the changelog could not be parsed) | 
 
 | 
| 
                
              
                  Full Usage: 
                   Changelog.parse dataParameters: 
 seq<string>- 
                      change log textReturns: Changelog | 
 
 | 
| 
                
               | 
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               | 
 
 | 
| 
                
              
                  Full Usage: 
                   Changelog.save filename changelogParameters: 
 string- 
                      Changelog text file namechangelog : Changelog- 
                      the changelog data | 
 |