Replaced subversion command line tool detection logic as the previous one did not work for cross-compiling cases for Android and Raspberry-Pi. More deterministic Android shared library loading, dependent shared libraries shall be loaded first before the target application shared library.

git-svn-id: http://urho3d.googlecode.com/svn/trunk@2533 3bd170d8-ddcf-f82c-f583-7a401ccf5608