Update versions and some other things

- Update version numbers for Doxygen
- Use vec3 instead of vec_3d

include/typedefs.hpp

@@ -18,23 +18,23 @@
 #include <armadillo>
 #include <vector>
 
+/** @brief Typedef for a fixed 3d arma vector.
+ * */
+typedef arma::vec::fixed<3> vec3;
+
 /** @brief Typedef for the column of the result vector from simulating
  *  particles.
  * */
-typedef std::vector<arma::vec::fixed<3>> sim_cols;
+typedef std::vector<vec3> sim_cols;
 
 /** @brief Typedef for the row of the result vector from simulating particles.
  * */
-typedef std::vector<arma::vec::fixed<3>> sim_rows;
+typedef std::vector<vec3> sim_rows;
 
 /** @brief Typedef for the result of the simulate method.
  * */
 typedef std::vector<sim_cols> sim_arr;
 
-/** @brief Typedef for a fixed 3d arma vector.
- * */
-typedef arma::vec::fixed<3> vec_3d;
-
 /** @brief Typedef for PenningTrap::simulation return value.
  * */
 typedef struct simulation {