Fix how we find librec

FindLibRec.cmake

 # This module finds librec.
 #
-# User can give LIBREC_ROOT_DIR as a hint stored in the cmake cache.
+# User can give LIBREC_INSTALL_DIR as a hint stored in the cmake cache.
 #
 # It sets the following variables:
 #  LIBREC_FOUND              - Set to false, or undefined, if librec isn't found.
 #  LIBREC_INCLUDE_DIRS       - include directory
 #  LIBREC_LIBRARIES          - library files
-# include(LibFindMacros)
-
-# Dependencies
-# libfind_package(Magick++ Magick)
-
-# Use pkg-config to get hints about paths
-# libfind_pkg_check_modules(librec_PKGCONF ImageMagick++)
 
 set(LIBREC_INSTALL_DIR "" CACHE PATH "Librec install directory")
 
@@ -35,11 +28,10 @@ find_library(LIBREC_LIBRARY
 
 message(STATUS "librec library: ${LIBREC_LIBRARY}")
 
-
 include(FindPackageHandleStandardArgs)
-# handle the QUIETLY and REQUIRED arguments and set LIBXML2_FOUND to TRUE
+# handle the QUIETLY and REQUIRED arguments and set LIBREC_FOUND to TRUE
 # if all listed variables are TRUE
-find_package_handle_standard_args(LIBREC  DEFAULT_MSG
+find_package_handle_standard_args(LibRec  DEFAULT_MSG
                                   LIBREC_LIBRARY LIBREC_INCLUDE_DIR)
 
 mark_as_advanced(LIBREC_INCLUDE_DIR LIBREC_LIBRARY )