[indexPattern.get()] don't cache requests without an id
Merge pull request #1645 from spenceralger/index_pattern_cache

[indexPattern.get()] don't cache requests without an id
[discover] when saving a search, always bind the indexPattern
[saveObject] set the index to the savedObject more often
[DataSource] getOwn method only returns props about this source
Merge pull request #1646 from spenceralger/bind_default_pattern_on_save

[discover] when saving a search, always bind the indexPattern
[dashboard] fix edit link for visualizations missing index
Version 4.0.0-BETA1.1
updated readme