Fix tests

[artemutin]

We need to fix some tests, which are failed running on PersistentClient with russian encoding changes made.

<Playlist Version="1.0"><Add Test="Mercurial.Tests.ConfigurationTests.Entries_ForSpecifiedTypicalOnes_Exists(&quot;ui&quot;,&quot;username&quot;)" /><Add Test="Mercurial.Tests.AllFilesInProjectsAreUtf8Encoded.EnsureNoUnknownFileExtensionsSlipsBy(&quot;.ide&quot;)" /><Add Test="Mercurial.Tests.OutgoingTests.Outgoing_CloneOfMasterWithExtraChanges_ReturnsTheExtraChangesets" /><Add Test="Mercurial.Tests.CloneTests.GetHashCodeOfChangeset_FromClone_ProducesSameHashCodeAsInOriginalRepository" /><Add Test="Mercurial.Tests.ConfigurationTests.Sections_ReturnsCollectionOfSectionNames_ContainingAtLeastAFewOfTheDefaultOnes(&quot;extensions&quot;)" /><Add Test="Mercurial.Tests.ClientTests.Version_IsOneOfTheSupportedOnes" /><Add Test="Mercurial.Tests.AllFilesInProjectsAreUtf8Encoded.EnsureNoUnknownFileExtensionsSlipsBy(&quot;.lock&quot;)" /><Add Test="Mercurial.Tests.AllFilesInProjectsAreUtf8Encoded.EnsureNoUnknownFileExtensionsSlipsBy(&quot;.ide-wal&quot;)" /><Add Test="Mercurial.Tests.CloneTests.Clone_ProducesCloneWithSameLog" /><Add Test="Mercurial.Tests.AllFilesInProjectsAreUtf8Encoded.EnsureNoUnknownFileExtensionsSlipsBy(&quot;.ide-shm&quot;)" /><Add Test="Mercurial.Tests.ConfigurationTests.Entries_ForSpecifiedTypicalOnes_Exists(&quot;extensions&quot;,&quot;graphlog&quot;)" /><Add Test="Mercurial.Tests.Hooks.PreCommitHookTests.Commit_HookThatFails_DoesNotAllowCommit" /><Add Test="Mercurial.Tests.Hooks.CommitHookTests.Commit_SingleChangeset_OutputsThatChangeset" /><Add Test="Mercurial.Tests.IdentifyTests.Identify_RepositoryOverHttp_ReturnsRevSpec" /><Add Test="Mercurial.Tests.ConfigurationTests.Sections_ReturnsCollectionOfSectionNames_ContainingAtLeastAFewOfTheDefaultOnes(&quot;ui&quot;)" /><Add Test="Mercurial.Tests.CloneTests.Clone_UpdateToNullRevision_ProducesCloneWithoutFilesInWorkingFolder" /><Add Test="Mercurial.Tests.QueueExtensionTests.OperateOnPatchRepository_ForCommand_AddsTheRightArgument" /></Playlist>

[vCipher]

@artemutin Please add list of these tests