Update README instructions

+ Fix incorrect library name for `algorithms/trees/BST` example
+ Update root CMakeLists.txt for major directories to set binary path
+ Add instructions to install CMake LTS with pip

cpp/algorithms/trees/CMakeLists.txt

@@ -15,5 +15,7 @@ project (
     LANGUAGES   CXX
 )
 
+set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
+
 add_subdirectory(binary)
 add_subdirectory(redblack)

cpp/algorithms/trees/binary/CMakeLists.txt

@@ -18,4 +18,4 @@ project (
 add_library(lib-bst-algo "bst.cpp")
 
 add_executable(test-bst-algo "driver.cpp")
-target_link_libraries(test-bst-algo lib-bst)
+target_link_libraries(test-bst-algo lib-bst-algo)