Find zookeeper and boost properly using cmake

cmake/FindZookeeper.cmake

@@ -0,0 +1,33 @@
+find_path(ZOOKEEPER_ROOT_DIR
+    NAMES include/zookeeper/zookeeper.h
+)
+
+find_path(ZOOKEEPER_INCLUDE_DIR
+    NAMES zookeeper/zookeeper.h
+    HINTS ${ZOOOKEEPER_ROOT_DIR}/include
+)
+
+set (HINT_DIR ${ZOOKEEPER_ROOT_DIR}/lib)
+
+find_library(ZOOKEEPER_LIBRARY
+    NAMES zookeeper_mt zookeeper_st
+    HINTS ${HINT_DIR}
+)
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(ZOOKEEPER DEFAULT_MSG
+    ZOOKEEPER_LIBRARY
+    ZOOKEEPER_INCLUDE_DIR
+)
+
+include(CheckCXXSourceCompiles)
+
+set(CMAKE_REQUIRED_LIBRARIES ${ZOOKEEPER_LIBRARY})
+check_cxx_source_compiles("int main() { return 0; }" ZOOKEEPER_LINKS)
+set(CMAKE_REQUIRED_LIBRARIES)
+
+mark_as_advanced(
+    ZOOKEEPER_ROOT_DIR
+    ZOOKEEPER_INCLUDE_DIR
+    ZOOKEEPER_LIBRARY
+)