Output of DFGOutput changed as a result of syntax changed

This is an updated version of the regtest

regtest/adjmat/rt-dfg2/dfs2.dat.reference

-CLUSTERING RESULTS AT TIME 0.000000 : NUMBER OF ATOMS IN 2 TH LARGEST CLUSTER EQUALS 14 
-INDICES OF ATOMS : 106 107 108 126 128 1704 1884 1902 1903 1904 1905 1922 1923 1924 
-NUMBER OF ATOMS INCLUDING SURFACE ATOMS EQUALS 64 
-INDICES OF ATOMS : 85 86 87 88 89 104 105 106 107 108 109 110 124 125 126 127 128 129 130 146 148 305 306 307 325 327 1504 1682 1684 1686 1702 1703 1704 1705 1706 1722 1723 1724 1725 1726 1864 1882 1883 1884 1885 1886 1900 1901 1902 1903 1904 1905 1906 1907 1920 1921 1922 1923 1924 1925 1926 1942 1943 1944 
+CLUSTERING RESULTS AT TIME 0.000000 : NUMBER OF ATOMS IN 2 TH LARGEST CLUSTER EQUALS 78 
+INDICES OF ATOMS : 106 107 108 126 128 1704 1884 1902 1903 1904 1905 1922 1923 1924 85 86 87 88 89 104 105 106 107 108 109 110 124 125 126 127 128 129 130 146 148 305 306 307 325 327 1504 1682 1684 1686 1702 1703 1704 1705 1706 1722 1723 1724 1725 1726 1864 1882 1883 1884 1885 1886 1900 1901 1902 1903 1904 1905 1906 1907 1920 1921 1922 1923 1924 1925 1926 1942 1943 1944