Fix validating colon in column header   * Column headers containing colon (for ANNIS namespaces) were not recognized correctly   * EtherCalc escape of colon as \c now caught earlier
Fix validating colon in column header
  * Column headers containing colon (for ANNIS namespaces) were not recognized correctly
  * EtherCalc escape of colon as \c now caught earlier

cligu/gitdox,cligu/gitdox,cligu/gitdox,cligu/gitdox