improve CMake status messages (#169)

Author: michaeldsmith

CMakeLists.txt

@@ -55,13 +55,14 @@ if(TARGET ZLIB::ZLIB)
 	message( STATUS "	ZLIB_LIBRARY : ${ZLIB_LIBRARY}" )
 else()
   message( STATUS "ZLIB was not found")
-  message( STAUTS " ZLIB is automatically linked when using OpenEXR 3.x but CTL needs to link to ZLIB if using OpenEXR 2.x" )
+  message( STATUS " ZLIB is automatically linked when using OpenEXR 3.x but CTL needs to link to ZLIB if using OpenEXR 2.x" )
 endif()
 
 find_package(OpenEXR 3 CONFIG QUIET)
 if(OpenEXR_FOUND)
   message(STATUS "Found OpenEXR ${OpenEXR_VERSION}")
 else()
+  message(STATUS "OpenEXR v3 not found, looking for IlmBase and OpenEXR v2")
   find_package(IlmBase REQUIRED)
   find_package(OpenEXR 2 REQUIRED)
 endif()