Resolve issue #43 - remove input element from grid cellElement

[pvspain]

Resolve Issue #43

Remove input element from grid cellElement

modified: docs/module-api.md

• GridView documentation - remove input element

modified: package-lock.json

• Audit fix

deleted: pull-request.config

• Replaced

modified: src/crossword-controller-helpers.mjs

• Use controller.setInputElementText within setCellText()

modified: src/crossword-controller.mjs

• Add setInputElementText()
• Adust helpers for removed input element in grid cell
• Change assignment of eventCell in listeners
• Prevent unbound arrow key events default actions for cellElement passing through to webpage base - causes page scrolling.

modified: src/crossword-gridview.mjs

• Remove input element from cellElement
• Add tabindex to cellElements to enable tabbing in grid
• Add explicit text node to cellElement to enable changing cell text content without destroying other child div nodes.
• Change implementation of setCellContent()

modified: style/crosswords.less

• Relocate input attributes to .cwcell
• Add text alignment atributes to .cwcell
• Add .noselect attributes to stop text selection of grid cells

modified: style/cwdimensions.less

• Fix typo