Condense release notes due to 10k char limit (#503)

Author: alerickson

src/PowerShellGet/PowerShellGet.psd1

@@ -237,45 +237,22 @@ New features
 * Added `PrivateData` field to ScriptFileInfo. (#119)
 
 Bug fixes
-* Fixed Add-Type issue in v6.0.0-beta.1 release of PowerShellCore. (#125, #124)
-* Install-Script -Scope CurrentUser PATH changes should not require a reboot for new PS processes. (#124)
-    - Made changes to broadcast the Environment variable changes, so that other processes pick changes to Environment variables without having to reboot or logoff/logon.
-* Changed `Get-EnvironmentVariable` to get the unexpanded version of `%path%`. (#117)
-* Refactor credential parameter propagation to sub-functions. (#104)
-* Added credential parameter to subsequent calls of `Publish-Module/Script`. (#93)
-    - This is needed when a module is published that has the RequiredModules attribute in the manifest on a repository that does not have anonymous access because the required module lookups will fail.
 
 ## 1.1.2.0
 
 Bug fixes
-* Renamed `PublishModuleIsNotSupportedOnNanoServer` errorid to `PublishModuleIsNotSupportedOnPowerShellCoreEdition`. (#44)
-    - Also renamed `PublishScriptIsNotSupportedOnNanoServer` to `PublishScriptIsNotSupportedOnPowerShellCoreEdition`.
-* Fixed an issue in `Update-Module` and `Update-Script` cmdlets to show proper version of current item being updated in `Confirm`/`WhatIf` message. (#44)
-* Updated `Test-ModuleInstalled` function to return single module instead of multiple modules. (#44)
-* Updated `ModuleCommandAlreadyAvailable` error message to include all conflicting commands instead of one.  (#44)
-    - Corresponding changes to collect the complete set of conflicting commands from the being installed.
-    - Also ensured that conflicting commands from PSModule.psm1 are ignored in the command collision analysis as Get-Command includes the commands from current local scope as well.
-
-* Fixed '[Test-ScriptFileInfo] Fails on *NIX newlines (LF vs. CRLF)' (#18)
-
 
 ## 1.1.1.0
 
 Bug fixes
-* Fixed 'Update-Module fails with `ModuleAuthenticodeSignature` error for modules with signed PSD1'. (#12) (#8)
-* Fixed 'Properties of `AdditionalMetadata` are case-sensitive'. #7
-* Changed `ErrorAction` to `Ignore` for few cmdlet usages as they should not show up in ErrorVariable.
-    - For example, error returned by `Get-Command Test-FileCatalog` should be ignored.
-
 
 ## 1.1.0.0
 
 * Initial release from GitHub.
 * PowerShellCore support.
-* Security enhancements including the enforcement of catalog-signed modules during installation.
-* Authenticated Repository support.
-* Proxy Authentication support.
-* Responses to a number of user requests and issues.
+
+## For full history of release notes see changelog:
+https://github.com/PowerShell/PowerShellGet/blob/master/CHANGELOG.md
 '@
         }
     }