added yarp_install macros to allow both YARP and external packages to easily install data that are accessed by YARP
used yarp_install macros to install xml files
modified ResourceFinder to look for new  folder; moved search in robot directories after context ones
ResourceFinder: added default user/sysadm/installation search paths for the APPLE case
ResourceFinder: fixed missing part to output of getDataDirs() for WIN32
removed unneeded RF default context from g/ymanager and builder
gyarpbuilder: look for 'new' directory names; cleanup formatting
When saving files, point to yarp_data_home by default; accordingly, prepare folders in yarp_data_home
added yarp-context executable (not complete); ACE explicit dependency must be removed though
Using cmake macros to create the Version.cmake file
start refactoring Protocol/Carrier private classes into public parts
yarp::os::impl::OutputStream -> yarp::os::OutputStream
AuthHMAC needs String (no longer in OutputStream.h)
hopefully really fixed disappearing arrows in gyarpbuilder
quick bugfix for missing namespace for OutputStream
Fixed missing GTHREAD library dependency in GUIs CMake files
Fixed newly added FindFreetype.cmake, which didn't find ftheader.h on Windows - patch to be tested and submitted upstream
Merge pull request #44 from elen4/master

bugfixes after build tests on Windows with YARP_USE_GTK2 and CREATE_SHARED_LIBRARY
more pruning of yarp::os::impl::Protocol
yarp::os::impl::InputStream -> yarp::os::InputStream (required porting ssize_t)