Fix a few typos in the query docs
Quering => Querying
Do not raise KeyError on Indices.get_indices

On an index recently created, index metadata can not be ready in ES (for
example, a logstash index being created by the current stack).
get_indices method should not fail, especially if include_aliases is
False.
Merge pull request #382 from idlead/dolead/fix_get_indices

Do not raise KeyError on Indices.get_indices
Merge pull request #372 from iandees/patch-1

Quering => Querying
Merge pull request #353 from crlane/master

Fix a few typos in the query docs