Remove all occurences of strictly `education` word usage

Makefile.in

@@ -6,7 +6,7 @@ VERSION=@VERSION@
 PRODUCT_NAME=@PRODUCT_NAME@
 CODENAME=@CODENAME@
 
-.PHONY: graphics browser-qt ahttpd boot-images boot-splash boot indexhtml install education-install browser-qt/design/bg.png hidden-menu-entries
+.PHONY: graphics browser-qt ahttpd boot-images boot-splash boot indexhtml install browser-qt/design/bg.png hidden-menu-entries
 
 # graphics
 
@@ -129,17 +129,15 @@ hidden-menu-entries:
 
 all: graphics
 
-education-install:
+install: browser-qt ahttpd boot-images boot-splash @X86@ indexhtml hidden-menu-entries
 	# install product icon
 	for size in 16 22 24 32 48 64 128; do \
-	    install -Dm 0644 icons/alt-education-$$size.png $(datadir)/icons/hicolor/$${size}x$${size}/apps/alt-education.png; \
+	    install -Dm 0644 icons/alt-$(THEME)-$$size.png $(datadir)/icons/hicolor/$${size}x$${size}/apps/alt-$(THEME).png; \
 	done
-	install -Dm 0644 icons/alt-education-desktop.png $(datadir)/icons/hicolor/48x48/apps/alt-education-desktop.png
+	install -Dm 0644 icons/alt-$(THEME)-desktop.png $(datadir)/icons/hicolor/48x48/apps/alt-$(THEME)-desktop.png
 	install -Dm 0644 kde-settings/kdeglobals $(sysconfdir)/skel/.config/kdeglobals
 	install -Dm 0644 kde-settings/Education.profile $(datadir)/kf5/konsole/Education.profile
 	install -Dm 0644 kde-settings/konsolerc $(sysconfdir)/skel/.config/konsolerc
-
-install: browser-qt ahttpd boot-images boot-splash @X86@ indexhtml education-install hidden-menu-entries
 	install -d $(datadir)/design/{$(THEME),backgrounds}
 	install -d $(datadir)/icons/hicolor/32x32/apps
 	cp -a backgrounds icons faces $(datadir)/design/$(THEME)

configure.ac

@@ -66,5 +66,6 @@ AC_CONFIG_FILES([
 	 mate-settings/60_mate-theme.gschema.override
 	 xfce-settings/etcskel/.config/xfce4/xfconf/xfce-perchannel-xml/xfwm4.xml
 	 xfce-settings/etcskel/.config/xfce4/xfconf/xfce-perchannel-xml/xsettings.xml
+	 xfce-settings/etcskel/.config/xfce4/panel/whiskermenu-13.rc
 ])
 AC_OUTPUT

indexhtml/indexhtml-desktop.desktop.in

@@ -3,7 +3,7 @@ Version=1.0
 Type=Application
 Exec=xbrowser /usr/share/doc/indexhtml/index.html
 StartupNotify=false
-Icon=alt-education-desktop
+Icon=alt-@THEME@-desktop
 Name=About system
 Categories=System;Documentation;
 

indexhtml/indexhtml.desktop.in

@@ -3,7 +3,7 @@ Version=1.0
 Type=Application
 Exec=xbrowser /usr/share/doc/indexhtml/index.html
 StartupNotify=false
-Icon=alt-education
+Icon=alt-%THEME@
 Name=About @PRODUCT_NAME@
 Categories=System;Documentation;
 

xfce-settings/etcskel/.config/xfce4/panel/whiskermenu-13.rc → xfce-settings/etcskel/.config/xfce4/panel/whiskermenu-13.rc.in

 favorites=exo-file-manager.desktop,chromium.desktop,thunderbird.desktop,writer.desktop,impress.desktop,recoll.desktop,xfce-display-settings.desktop,org.gnome.Software.desktop
-button-icon=alt-education
+button-icon=alt-@THEME@
 button-single-row=false
 show-button-title=false
 show-button-icon=true