[SPARK-3414][SQL] Replace LowerCaseSchema with Resolver#2382

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marmbrus wants to merge 5 commits intoapache:masterfrom

marmbrus:lowercase

Commits on Sep 13, 2014

Commits on Sep 16, 2014

Address comments.
marmbrus
committed

Commits on Sep 18, 2014

Merge remote-tracking branch 'origin/master' into lowercase
marmbrus
committed
Ensure the resolver is used for field lookups and ensure that case insensitive resolution is still case preserving.
marmbrus
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