chore(jni): use dependencies from librime as much as possible

Author: iovxw

.gitmodules

@@ -1,15 +1,9 @@
 [submodule "app/src/main/jni/OpenCC"]
 	path = app/src/main/jni/OpenCC
 	url = https://github.com/BYVoid/OpenCC.git
-[submodule "app/src/main/jni/yaml-cpp"]
-	path = app/src/main/jni/yaml-cpp
-	url = https://github.com/jbeder/yaml-cpp.git
 [submodule "app/src/main/jni/snappy"]
 	path = app/src/main/jni/snappy
 	url = https://github.com/google/snappy.git
-[submodule "app/src/main/jni/leveldb"]
-	path = app/src/main/jni/leveldb
-	url = https://github.com/google/leveldb.git
 [submodule "app/src/main/jni/boost"]
 	path = app/src/main/jni/boost
 	url = https://github.com/boostorg/boost.git

app/src/main/jni/CMakeLists.txt

@@ -24,13 +24,15 @@ include(CapnprotoWorkarounds)
 
 #add_subdirectory(glog)
 
-add_subdirectory(yaml-cpp)
+option(YAML_CPP_BUILD_TESTS "" OFF)
+add_subdirectory(librime/thirdparty/src/yaml-cpp)
 
 option(LEVELDB_BUILD_TESTS "" OFF)
 option(LEVELDB_BUILD_BENCHMARKS "" OFF)
 option(LEVELDB_INSTALL "" OFF)
-add_subdirectory(leveldb)
+add_subdirectory(librime/thirdparty/src/leveldb)
 
+# TODO: use librime/thirdparty/src/opencc instead after librime > 1.7.3
 add_subdirectory(OpenCC)
 include(OpenccWorkarounds)