Simplify linking against library in build directory
Simplify linking against library in build directory

Make it easier to link against a shared library in the build directory
that has not been installed yet:

* Create all library symlinks in the build directory
* Set temporary install name with full path on Darwin

pombredanne/apache-lucy,pombredanne/apache-lucy,nwellnhof/lucy,nwellnhof/lucy,rectang/lucy,rbevers/lucy,apache/lucy,rectang/lucy,nwellnhof/lucy,rectang/lucy,pombredanne/apache-lucy,kidaa/lucy,nwellnhof/lucy,pombredanne/apache-lucy,kidaa/lucy,rectang/lucy,kidaa/lucy,pombredanne/apache-lucy,kidaa/lucy,rbevers/lucy,rbevers/lucy,kidaa/lucy,nwellnhof/lucy,kidaa/lucy,rectang/lucy,apache/lucy,rectang/lucy,pombredanne/apache-lucy,rectang/lucy,rbevers/lucy,apache/lucy,rbevers/lucy,apache/lucy,rbevers/lucy,kidaa/lucy,nwellnhof/lucy,nwellnhof/lucy,kidaa/lucy,apache/lucy,apache/lucy,rbevers/lucy,apache/lucy,pombredanne/apache-lucy