added build folder to .gitignore
added opencl implementation of the depth processor.
added a static method to the frame listener to create one.
added the frame map definition to header, so that a program using libfreenect2 does not have to include the frame listener implementation.
added lib and resouces.inc to ignore
cleaned up CMakeLists.txt. Removed c++11 dependency.
Parameters are now read in from the Parameters struct.
Config is read from the Config struct.
Removed unused variables from opencl code.
added installation for all files from the dependencies.
added a cmake variable for the depends dir.
using found opencl library.
Get the missing cl.hpp from Khronos.org
Allow apple platforms to find the cl.hpp file
Merge pull request #1 from MrTatsch/patch-2

Fixed opencl compilation problems for OSX
changed min and max depth
enabled c++11.
added command to display all files in qtcreator.
Merge branch 'master' of https://github.com/wiedemeyer/libfreenect2 into opencl
Make installs all the headers and cmake config