enforce floor division to create integer bins

Author: Philipp Savakis

stochpy/modules/Analysis.py

@@ -573,7 +573,7 @@ def Distributions(self,distributions,datatype,labels,trajectory_index,linestyle,
         for i in datatype_indices:
             dat_min = distributions[i][0].min()
             dat_max = distributions[i][0].max()
-            n_bins = 1 + (dat_max-dat_min) /bin_size # Just take one trajectory as reference
+            n_bins = 1 + (dat_max-dat_min) // bin_size # Just take one trajectory as reference
             L_bin_edges = np.linspace(dat_min-bin_size/2.0,dat_max+bin_size/2.0,n_bins+1)
 
             if colors == None: