Review of Kwave documentation

Summary:
  Common changes:
# <guimenu>Windows</guimenu>      -> <guimenu>Window</guimenu>
# mickey mouse efect              -> Mickey Mouse efect (proper noun)

  Entities of the KDE project:
# &Left;, &Right;, &Ctrl;, &PgUp;, etc.

  Improves:
# title: Zooming in and out ('listitem' reorder -- without button images?)
# title: Scrolling left and right ('listitem' reorder and adding 'goto position' -- without button images?)
# title: Selecting sample ('listitem' reorder and fixes)
# using a dot as decimal separator.       -> <emphasis>using a dot as decimal separator</emphasis>.
# Opens a window in which                                 -> Opens a dialog window in which

  Style:
# view_scroll_right;</command>.         -> view_scroll_right;</command>().
# select_gui_type(mode)                 -> highlight (all 's' section afected)
# Appendix A. File Info                 -> final points
# OK and Cancel buttons                 -> 'guibutton' tag is enough
# tab mode                        -> Tab mode (unify the style)

# Missing screenshot
kwave-plugin-export_k3b.png

Reviewers: the

Reviewed By: the

Subscribers: ltoscano, kde-doc-english

Tags: #documentation

Differential Revision: https://phabricator.kde.org/D13589