OpenLMI SSSD provider

1. Build dependencies
- konkretcmpi-devel
- openlmi-providers-devel
- sblim-cmpi-devel
- cim-schema

2. How to build and install the provider
# create a separate build directory
mkdir build
cd build

# create makefile with cmake
cmake -DCMAKE_INSTALL_PREFIX:PATH=/usr /path/to/source

# build library
make

# install
sudo make install

# register provider with OpenLMI
sudo make register-SSSD