Add missing code tags around a few more words across page.

Reformat own added/modified text to fit the 80 chars limtit.
Correct own description of fieldname in date/time related methods.
Reword Input Options descriptions to keep current definition but start by option type specification.
Indent all example/output code block pairs to allow faster scanning of page sections and differentiation from definitions/descriptions in long option lists.
Add missing Input Options: 'options', 'nestedInput' and 'templates' along with descriptions from source code API comments.
Create section for Select, Checkbox and Radio and move their specific options into that section.
Add missing explanations on how 'value' option behaves on checkbox and radio buttons and how 'empty' behaves on radio buttons based on source code API comments.
Create section for DateTime controls and move their specific options into that section; transform each date/time method section into subsection.
Move all common options for date/time from each date and time method into the beginning of DateTime section and split in Options for Date and Options for Time.
Add missing date/time options in the Date Options and Time options sub-sections from source code API comments.
Improve and explanations for time/date-related options based on comments of source code API.
Improve descriptions for certain time/date-related methods based on comments of source code API.
Add example for dateTime() default method output.
Add missing date() method with arguments description, definition and example based on API source code.
Add ref links from each date and time method arguments description towards the commong datetime options subsection and respectively date-options or time-options subsections.
Transform textual note at end of Creating Month Inputs into reST note.
Add example output for minutes interval example in Creating Minute Inputs.
Add, inside Displaying and Checking Errors, subsections for Displaying Errors and Checking for Errors to allow easier identification and direct navigation from TOC.
Improve arguments description for error() based on API source code comments.
Improve description for error() and add reST tip about using validator rules error messages when the same custom message is desired.
Create subsections inside Creating Buttons and Submit elements: Creating Submit Elements and Creating Button Elements to allow easier finding of each method via TOC.
Expand definition in Creating Submit Elements sub-section based on API source-code comments.
Add note about additional options provided to Submit being passed to input element if not recognized as submit-specific.
Create subsections inside Creating Standalong Buttons and POST Links: Creating POST Buttons and Creating POST Links to allow easier finding each method via TOC.
Add subsections inside Generating Entire Forms: Creating Multiple Inputs and Creating Inputs for a Whole Entity to allow easier finding of each method via TOC.
Change last example inside inputs() method to use the actual method instead of allInputs().
Small improvements in text description in multiple places on the page.