(chocolateyGH-1581) Log error that caused .registry.bad file

Previously, when a .registry file was moved to .registry.bad, there
wasn't an indication of what all might have caused it to be set that
way. Provide some logging based on exactly what causes it, and provide
the entire error output instead of just the message for now.

src/chocolatey/infrastructure.app/services/ChocolateyPackageInformationService.cs

@@ -98,8 +98,14 @@ focus exclusively in the string values not surrounded by CData. Once
                     packageInformation.RegistrySnapshot = _registryService.read_from_file(_fileSystem.combine_paths(pkgStorePath, REGISTRY_SNAPSHOT_FILE));
                 }
             }
-            catch (Exception)
+            catch (Exception e)
             {
+                if (_config.RegularOutput) this.Log().Warn(@"A .registry file at '{0}'
+ has errored attempting to read it. This file will be renamed to 
+ '{1}' The error:
+ {2} 
+ ".format_with(_fileSystem.combine_paths(pkgStorePath, REGISTRY_SNAPSHOT_FILE), _fileSystem.combine_paths(pkgStorePath, REGISTRY_SNAPSHOT_BAD_FILE), e.ToString()));
+
                 FaultTolerance.try_catch_with_logging_exception(
                     () =>
                     {