anchor.diff:  // CONSOLE
   // TEST[s/^/DELETE _template\/template_1\n/]
   
  -<1> the `{index}` placeholder within the alias name will be replaced with the
  -actual index name that the template gets applied to during index creation.
  +<1> the `{index}` placeholder in the alias name will be replaced with the
  +actual index name that the template gets applied to, during index creation.
   
   [float]
   [[delete]]
  
positive.code: // TEST[s/^/DELETE _template\/template_1\n/]
  
  The above will disable storing the `_source` on all `type1` types, but
  for indices of that start with `te*`, source will still be enabled.
  Note, for mappings, the merging is "deep", meaning that specific
  object/property based mappings can easily be added/overridden on higher
  order templates, with lower order templates providing the basis.
  
negative.code: // TESTSETUP
  
  NOTE: Index templates provide C-style /* */ block comments. Comments are allowed
  everywhere in the JSON document except before the initial opening curly bracket. 
  
  Defines a template named `template_1`, with a template pattern of `te*`.
  The settings and mappings will be applied to any index name that matches
  the `te*` pattern.
  
  It is also possible to include aliases in an index template as follows:
  
  