Merge pull request cockroachdb#22338 from abhimadan/array-cast-fix

sql: Improve casting behavior for arrays

Merge pull request cockroachdb#22338 from abhimadan/array-cast-fix

sql: Improve casting behavior for arrays

Merge pull request cockroachdb#9777 from knz/fix-strptime-test

util/timeutil: fix the strptime test.

Merge pull request cockroachdb#8033 from dt/multi

sql: enable use of multi-column foreign keys

Merge pull request cockroachdb#6635 from mrtracy/mtracy/fix_ui_graphs

Fix graphs in UI current

build: Add branch-beta-* build rule

This rule lets us build test binaries for the beta cluster using
cherry-picked changes.

Merge pull request cockroachdb#6343 from tschottdorf/admin-server

Misc fixes in preparation for Drain/Freeze work

Merge pull request cockroachdb#6170 from nvanbenschoten/master

sql/parser: Use new Decimal.Exp and Decimal.Pow for sql builtins

encoding: Remove fragmentation between encoding prefix markers

This change gets rid of the gap between the duration and decimal prefix
markers in an effort to reduce fragmentation.

Merge pull request cockroachdb#5883 from bdarnell/raft-logging

storage: Raft logging improvements