Fix scons --install-sandbox on Mac OS X.
Fix scons --install-sandbox on Mac OS X.

* SConstruct:
  (install): Use the target absolute path as shared library id, not the
      intermediate sandbox path.

idomon/serf,wzugang/serf,blueszhangsh/serf,TommyU/serf,Manouchehri/serf,TommyU/serf,muthusuba/serf,muthusuba/serf,sworda/serf,Manouchehri/serf,Manouchehri/serf,liuzongquan/serf,TommyU/serf,blueszhangsh/serf,krime/serf,wzugang/serf,TommyU/serf,krime/serf,justinweb/serf,blueszhangsh/serf,idomon/serf,justinweb/serf,muthusuba/serf,krime/serf,liuzongquan/serf,wzugang/serf,Manouchehri/serf,idomon/serf,muthusuba/serf,justinweb/serf,liuzongquan/serf,wzugang/serf,blueszhangsh/serf,sworda/serf,idomon/serf,liuzongquan/serf,sworda/serf,justinweb/serf,sworda/serf,krime/serf