* Add support for HEAD requests to HttpClientConnection
* Allow to reuse disableSslVerify method, move it to HttpSupport
* Support LFS protocol and a file system based LFS storage
* Add com.google.gson 2.2.4.v201311231704 to target platform
* Implement SHA-256 abstraction
* Use absolute paths for file:// URIs in tests
* Use getPath() in FileResolverTest
* Extract protocol constants to a common class
* Move repeat() to utility class for tests
* Remove hardcoded target/trash from test cases
* Remove dependency on StatusCommandTest
* Remove dependency on DiffFormatterReflowTest
* Remove unnecessary import of BaseConnection in MessageWriter
* Always attempt delta compression when reuseDeltas is false
* Avoid TemporaryBuffer.Heap on very small deltas
* Correct distribution of allowed delta size along chain length
* Split remaining delta work on path boundaries
* Replace DeltaWindow array with circularly linked list
* Micro-optimize copy instructions in DeltaEncoder
* Micro-optimize DeltaWindow primary loop
* Micro-optimize DeltaWindow maxMemory test to be != 0
* Mark DeltaWindowEntry methods final
* Enable writing bitmaps during GC by default.
* Enable writing pack indexes with bitmaps in the GC.
* Enable serving upload requests using bitmaps.
* Support creating pack bitmap indexes in PackWriter.
* Added read/write support for pack bitmap index.