update gitignore

gitignore is updated for files that were used to check some stats

.gitignore

@@ -19,3 +19,6 @@ bin/data_be.csv
 bin/data_kinsol.csv
 bin/submission_copern.sh
 bin/summa_be
+bin/data_kinsol_state_vec.csv
+bin/plot_resuduial.py
+bin/state.png