Comsetic errors fixed

Uli Breymann pointed to missing includes (#include <cstdint>) and
Difference between the order of declaration and initialization in the
constructor in two classes.

src/features/features.hpp

@@ -20,6 +20,7 @@
 #include <cstddef>
 #include <iostream>
 #include <climits>
+#include <cstdint> // because of std::uintmax_t
 
 /*! This namespace contains all types and functions that are related
     to feature location.
@@ -801,10 +802,11 @@ namespace features
             }
          }
      private:
-         const feature_id_t  m_n,
-                             m_M;
-         const maxnat_t m_F,
-                        m_S,
+         const feature_id_t  m_n;
+         const maxnat_t m_F;
+         const feature_id_t m_M;
+
+         const maxnat_t m_S,
                         m_O,
                         m_A,
                         m_N,

src/fl/fl.cpp

@@ -11,6 +11,7 @@
 #include <iostream>
 #include <vector> // because of vector<bool> and vector<>
 #include <exception>
+#include <cstdint> // because of std::uintmax_t
 using namespace std;
 
 /*! checking turns some checks for errors on or off.
@@ -147,9 +148,9 @@ class combination_t
         return m_state;
       }
    private:
-      std::vector<combination_element_t> m_state;
-      combination_element_t m_k;
       combination_element_t m_n;
+      combination_element_t m_k;
+      std::vector<combination_element_t> m_state;
 };
 
 /*! Type alias for the program specific name for a