Log Message:
Update to 1.20.1:

put peas_engine_enable_loader in the correct place
Fix: make the list of recently used files working again
drop unused variables
pluma-spell-checker-language.c: Fix build warning:
pluma.c: Fix build warning:
pluma-document.c: Fix build warning:
pluma-window: have GtkRecentData on stack instead of allocating it
WidthOfScreen and HeightOfScreen implementation
Fixes for regexp replacement with backreferences (e.g. "\0")
pluma-view.c: use one static variable instead two to do the same job
make sure pluma open in the same window of the workspace
Fix: pluma closes tabs unexpectedly with [right + middle] click ctrl + + / ctrl \ 
+ - using the numeric keypad
add gsettings key: Show save confirmation if the files have changes
Fix: wrong behavior holding down [middle + right] click ctrl + + / ctrl + - to \ 
increase/decrease font size
don’t request to save documents with no changes
add gsettings key to hide/show(default) tabs with the side pane
Hide tabs if we are using the sidebar
gtk 3.22: avoid deprecated gdk_screen_get_monitor functions:
avoid deprecated gdk_screen_get_width/height
avoid deprecated gdk_screen_make_display_name
pluma-help: don’t use deprecated gtk_show_uri
filebrowser: don’t use deprecated gtk_show_uri
avoid deprecated gdk_display_get_screen and gdk_screen_get_number
enable the abbility to save the document if it was changed externally
disable the abbility to save the document if it has no changes
print-preferences UI: fix some basic deprecations
encoding-dialog UI: fix some basic deprecations
preferences-dialog UI: fix some basic deprecations
pluma-panel: remove deprecated GtkImage types
plumal-panel: remove some GtkStock deprecations
search-dialogs: fix a -Wpointer-compare warning
tag-list-plugin: avoid deprecated GtkStock
file-browser-widget: fix one stock deprecation
configure: drop GLIB_VERSION_MAX_ALLOWED
File browser: don’t use GIOScheduler (deprecated)
file-browser-view: silent some build warnings
pluma-view: avoid GtkStock deprecations
pluma-tab: replace some GtkStock icons
pluma-notebook: don’t use deprecated gdk_cursor_new
progress-message-area: fix one GtkStock deprecation
io-error-message-dialog: fix some GtkStock deprecation warnings
Fix: pluma closes tabs unexpectedly with middle click
pluma-notebook.c: fix a build warning
double click to the right of the last open tab to open a new tab
Support new location of gtk bookmarks file
docs: we have encodings combobox, not option menu
remove references to PlumaStatus
docs: remove some references to nonexistent stuff
filebrowser: don’t parse .hidden files - GIO does it since 2.36
close confirm dialog: enable selection + disable focus in all labels
close confirm dialog: set max width for labels
fix typo in code comments
fix running under wayland
modelines: fix random crash on closing one of several Pluma windows
Translations update