CMake Modules - Config Files and version (#128)

* Setup - remove pkg-config install

* CMake Modules

* Version - note

* Package - updates

* Version - file updates

* Version File - remove static version file

* GitIgnore - version file

* Version File - Updates

* CMake Config - Targets updates

.gitignore

@@ -2,4 +2,5 @@ build/
 samples/*/build
 .vscode/
 doxygen_output*
-_doxygen/
+_doxygen/
+api/rocjpeg_version.h