title: R match and replace column names by data frame
body: <p>I have two data frames. I have a list of column names in a data frame NAME. I then have another data frame DF where the column name is corresponded to data frame NAME in the next column. I need to replace these names to the column names in DF. </p>
  
  <pre><code>DF:
          A   B   C   D   E
   H001   947 95  10  10  678
   H002   647 40  10  10  806
   H003   840 20  99  53  21
   H004   105 10  97  12  44
   H005   595 59  76  76  67
  
  NAME:
  Name Real.name
  A    Pete
  B    May
  C    Jon
  D    Paul
  E    Emma
  F    Fuchs
  G    George
  
  Desired output:
          Pete May    Jon Paul Emma
   H001   947  95     10  10   678
   H002   647  40     10  10   806
   H003   840  20     99  53   21
   H004   105  10     97  12   44
   H005   595  59     76  76   67
  </code></pre>