Fix error with 'Add existing record' using record_select
Merge pull request #229 from Envek/fix_add_existing_record_using_RS

Fix error with 'Add existing record' using record_select
fix #232, grouped_options_for_select conflict
view for inplace edit remote overriding
set @column in render_field_inplace
simplify old code
fix parsing date and datetime using translated days and months