Add of a CMake module for OpenFLUID

* Added FindOpenFLUID CMake module file giving information for building
OpenFLUID applications and wares
* Added rough test of CMake module
Improvements on OpenFLUID CMake module

* Added enhanced version detection
* Added displays of CMake variables in test
* Added build test using module

(references #36)
Refactoring on OpenFLUID CMake module

* Renamed OpenFLUID module for easier inclusion in external CMake files

(references #36)
Fix installation of openfluid/ware header files

* Fixed wrong spelling in CMakeLists.txt
Add of CMake macros for easier build of functions and observers plugins

* Added automatically installed CMake macros
* Added tests and test datasets

(references #36)
Merge pull request #39 from fabrejc/cmake-modules

Cmake modules