Create a new Solr Index

1. GET https://opensolr.com/solr_manager/api/create_index
2. Parameters:
   1. email - your opensolr registration email address
   2. api_key- your opensolr api_key
   3. index_name - the name of the index you want to create
   4. region- the server region identifier, in which you want your new solr core to be created
      1. At the moment, region may be one of the following (including your own private servers):
         • CHICAGO-96
         • US-WEST-96
         • FINLAND9
         • CANADA9
         • UK-SOLR-9
         • US-EAST-SOLR-9-4
         • DE-SOLR-9
         • US-EAST-SOLR-8
         • US-EAST-R2-SOLR-8
         • US-EAST-R1-SOLR-8
         • US-EAST-M-SOLR-8
         • UK-SOLR-8-6
         • US-EAST-SOLR-7-0
         • FR-SOLR-8-0
         • US-WEST-SOLR-8-0
         • WP-US-EAST-SOLR-6-1
         • SW-SOLR-8-0
         • CANADA7
         • UK-SOLR-6-1
         • AUS-SOLR-6-0
         • DE-SOLR-7-0
         • SW-SOLR-7-0
         • US-WEST-SOLR-7-0
         • DE-SOLR-5-1
         • UK-SOLR-7-0
         • US-EAST-SOLR-3-6-2
         • US-EAST-SOLR-5-1
         • DE-SOLR-4-10
         • US-EAST-SOLR-4-10
         • US-EAST-SOLR-4-0-2
         • UK-SOLR-4-0
         • US-WEST-SOLR-4-0-1

3. Example: https://opensolr.com/solr_manager/api/create_index?email=PLEASE_LOG_IN&
   api_key=PLEASE_LOG_IN&index_name=my_solr_index&region=DE-SOLR-9