GUI: copy editing while reading distribution mechanism

Base/Axis/Frame.cpp

@@ -62,9 +62,9 @@ size_t Frame::projectedIndex(size_t i_flat, size_t k_axis) const
             return (i_flat / m_axes[1]->size()) % m_axes[0]->size();
         if (k_axis == 1)
             return i_flat % m_axes[1]->size();
-        ASSERT(0);
+        ASSERT(false);
     }
-    ASSERT(0);
+    ASSERT(false);
 }
 
 size_t Frame::toGlobalIndex(const std::vector<unsigned>& axes_indices) const