Added basic ability to find Matlab installations. Added test cpp file under modules/matlab/test to test mex compiler within cmake

modules/matlab/test/CMakeLists.txt

@@ -0,0 +1,8 @@
+# glob the source files
+file(GLOB SOURCE_FILES *.cpp)
+
+# compile each source
+foreach(SOURCE_FILE_ ${SOURCE_FILES})
+  get_filename_component(SOURCE_FILE_NAME_ ${SOURCE_FILE_} NAME_WE)
+  add_custom_target(${SOURCE_FILE_NAME_} ALL ${MATLAB_MEX_SCRIPT} ${SOURCE_FILE_})
+endforeach()

modules/matlab/test/test_compiler.cpp

@@ -0,0 +1,5 @@
+#include <mex.h>
+
+void mexFunction(int nlhs, mxArray* plhs[], int nrhs, const mxArray* prhs[]) {
+
+}