Added documentation to the FormBuilder class, should help
clarify issue #10115. Also made the field_helpers an explicit list of
methods.
each to each_value; remove unused vars
Merge pull request #10127 from vipulnsward/each_to_each_value

each to each_value; remove unused vars
Avoid iterating over records hash when not necessary

If the reflection scope is not flagged with distinct value, there is no
need to iterate over the records, so we avoid that by doing the check
before iterating rather than inside the iteration block.
Minor AR changelog improvements [ci skip]
Remove unecessary variable call, `#sort!` always returns an array
Remove unused block parameters
Merge pull request #10131 from Agis-/metal_helper

Remove unecessary variable call since `sort!` always returns the sorted array
Merge pull request #10130 from Agis-/patch-2

Mark unused block parameters.
Merge pull request #10122 from wangjohn/adding_documentation_to_form_builder

Added documentation to the FormBuilder class

Closes #10115
Fix loading of string arrays in postgres