Replace CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES by CMAKE_CXX_IMPLICIT_LINK_DIRECTORIES
Replace CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES by CMAKE_CXX_IMPLICIT_LINK_DIRECTORIES

Brad King explained at http://bugs.debian.org/683484#10 that we should not use
this variable, it is undocumented, but use CMAKE_CXX_IMPLICIT_LINK_DIRECTORIES
instead.

heartvalve/oce,heartvalve/oce,heartvalve/oce,Tech-XCorp/oce,heartvalve/oce,finetjul/oce,BenoitPerrot/oce,finetjul/oce,mathstuf/oce,EvgeneOskin/oce,Tridify/oce,mathstuf/oce,finetjul/oce,tpaviot/oce,finetjul/oce,Tridify/oce,BenoitPerrot/oce,mathstuf/oce,mathstuf/oce,tpaviot/oce,Tridify/oce,tpaviot/oce,Tech-XCorp/oce,tpaviot/oce,mathstuf/oce,heartvalve/oce,Tech-XCorp/oce,EvgeneOskin/oce,Tech-XCorp/oce,EvgeneOskin/oce,Tridify/oce,BenoitPerrot/oce,BenoitPerrot/oce,Tech-XCorp/oce,finetjul/oce,tpaviot/oce,EvgeneOskin/oce,BenoitPerrot/oce,EvgeneOskin/oce,Tridify/oce