Hunter: Use upstream leveldb 1.22

CHANGELOG.md

@@ -11,6 +11,7 @@
 - Added: [#5591](https://github.com/ethereum/aleth/pull/5591) Network logging bugfixes and improvements and add p2pcap log channel.
 - Added: [#5588](https://github.com/ethereum/aleth/pull/5588) Testeth prints similar test suite name suggestions, when the name passed in `-t` argument is not found.
 - Added: [#5593](https://github.com/ethereum/aleth/pull/5593) Dynamically updating host ENR.
+- Changed: [#5532](https://github.com/ethereum/aleth/pull/5532) The leveldb is upgraded to 1.22. This is breaking change on Windows and the old databases are not compatible.
 - Changed: [#5559](https://github.com/ethereum/aleth/pull/5559) Update peer validation error messages.
 - Changed: [#5568](https://github.com/ethereum/aleth/pull/5568) Improve rlpx handshake log messages and create new rlpx log channel.
 - Changed: [#5576](https://github.com/ethereum/aleth/pull/5576) Moved sstore_combinations and static_Call50000_sha256 tests to stTimeConsuming test suite. (testeth runs them only with `--all` flag)

README.md

@@ -78,15 +78,6 @@ and used if it meets the minimum version requirement.
 > a fixed version of CMake and unpacks it to the given directory prefix.
 > Example usage: `scripts/install_cmake.sh --prefix /usr/local`.
 
-#### Install dependencies (Windows)
-
-We provide prebuilt dependencies to build the project. Download them
-with the [scripts\install_deps.bat](scripts/install_deps.bat) script.
-
-```shell
-scripts\install_deps.bat
-```
-
 #### Build
 
 Configure the project build with the following command to create the

appveyor.yml

@@ -41,8 +41,6 @@ install:
   - set PATH=C:\Python36-x64;C:\Python36-x64\Scripts;%PATH%
   - pip install requests gitpython
 
-  - scripts/install_deps.bat
-  - set ETHEREUM_DEPS_PATH=%APPVEYOR_BUILD_FOLDER%\deps
 before_build: |
   if not exist build mkdir build
   cd build

libdevcore/CMakeLists.txt

@@ -8,15 +8,9 @@ target_include_directories(devcore SYSTEM PUBLIC ${Boost_INCLUDE_DIR} PRIVATE ..
 
 target_link_libraries(devcore PUBLIC aleth-buildinfo Boost::filesystem Boost::system Boost::log Boost::thread Threads::Threads PRIVATE ethash::ethash)
 
-if (MSVC)
-    find_package(LevelDB)
-    target_include_directories(devcore SYSTEM PUBLIC ${LEVELDB_INCLUDE_DIRS})
-    target_link_libraries(devcore PRIVATE ${LEVELDB_LIBRARIES})
-else()
-    hunter_add_package(leveldb)
-    find_package(leveldb CONFIG REQUIRED)
-    target_link_libraries(devcore PRIVATE leveldb::leveldb)
-endif()
+hunter_add_package(leveldb)
+find_package(leveldb CONFIG REQUIRED)
+target_link_libraries(devcore PRIVATE leveldb::leveldb)
 
 hunter_add_package(rocksdb)
 find_package(RocksDB CONFIG REQUIRED)