Add new class 'qfq-table-100' - 100% width, with auto width per column. FE.subrecord changed to  'qfq-table-100'. Add new class qfq-full-width-left: especially for buttons to become full width.

qfq-letter.css.less: redefined h1, letter-receiver

This reverts commit 3ba5bdbc.

Feature: Upload Button - wrapped with Bootstrap Button. New option 'fileButtonText' to specify a button text.

Feature #3752 / Pills auf mode|modeSql=hidden|readonly setzen - implemented during 'form load' (not dynamic update)

qfq-bs.css.less: Folgt die BS Class 'small' auf die Class 'control-label' oder folgt ein HTML Tag '<small>' auf die Class 'control-label', dann wird gesetzt: 'font-weight: normal;'

Text boxes,
Intiuitive Rectangle Handling
Colors
Panning the image

Added some padding to the alert window, removed the rounded edges, removed borders except the one at the bottom.