first go at updating index routing allocation
remove unused regex validation
Merge pull request #67 from untergeek/show-indices

Fix for broken test after #65
Add simple functionality to show indices at the command-line (and a corresponding inner function).
Merge pull request #62 from nickethier/index_routing

Index Routing Allocation (Required Rule)
Merge branch 'master' into show-indices

* master:
  remove unused regex validation
  first go at updating index routing allocation