Configurable name of the directory where libraries will be stored and linked against. Big kaldi shared library is supported (although the binaries are linked against the small ones). Changed names of some libraries to adhere to the naming convention <dir>/kaldi-<dir>

git-svn-id: https://svn.code.sf.net/p/kaldi/code/sandbox/sharedlibs@2602 5e6a8d80-dfce-4ca6-a32a-6e07a63d50c8