Changes for multiple ROCm installation (#164)

* Changes for multiple ROCm installation

   1. Set version to 2.10.1
   2. Add CMAKE_INSTALL_PREFIX to neccessary places
   3. Cleanup, fix rpath, use prefix in install.sh

* Changes for multiple ROCm installation

   1. Set soversion to match release version
   2. Add CMAKE_INSTALL_PREFIX to neccessary places
   3. Cleanup, fix rpath, use prefix in install.sh

* Changes for multiple ROCm installation

1. Set soversion to match release version
2. Add CMAKE_INSTALL_PREFIX to neccessary places
3. Cleanup, fix rpath, use prefix in install.sh


[ROCm/rccl commit: 15c917244d]

projects/rccl/CMakeLists.txt

@@ -170,6 +170,9 @@ else()
   target_link_libraries(rccl PUBLIC hip::hip_hcc ${hcc_LIBRARIES} numa)
 endif()
 
+#Setup librccl.so version
+rocm_set_soversion(rccl "1.0")
+
 rocm_install_targets(TARGETS
                      rccl
                      PREFIX