Finish renaming `utils` to `tools`

Continues the work of 9afad43a3e

doc/Hacking.md

@@ -4,7 +4,7 @@ Hacking
 Developing UI Widgets
 ---------------------
 
-`utils/wbuilder.lua` is your friend, if you need to create new UI widgets. It
+`tools/wbuilder.lua` is your friend, if you need to create new UI widgets. It
 sets up a minimal environment to bootstrap KOReader's UI framework to avoid
 starting the whole reader. This gives you quick feedback loop while iterating
 through your widget changes. It's also a handy tool for debugging widget
@@ -20,5 +20,5 @@ KOReader's source tree:
 It will spawn up an emulator window with a grid and simple timer widget for
 demonstration.
 
-You can add more `UIManager:show` call at the end of `utils/wbuilder.lua` to
+You can add more `UIManager:show` call at the end of `tools/wbuilder.lua` to
 test your new widgets.

kodev

@@ -204,7 +204,7 @@ function kodev-wbuilder {
     kodev-build
     echo "[*] Running wbuilder.lua..."
     pushd "${EMU_DIR}"
-        EMULATE_READER_W=540 EMULATE_READER_H=720 ./luajit ./utils/wbuilder.lua
+        EMULATE_READER_W=540 EMULATE_READER_H=720 ./luajit ./tools/wbuilder.lua
     popd
 }
 

tools/wbuilder.lua

@@ -394,7 +394,7 @@ function testBookStatus()
 end
 
 function testTouchProbe()
-    local TouchProbe = require("utils/kobo_touch_probe")
+    local TouchProbe = require("tools/kobo_touch_probe")
     UIManager:show(TouchProbe:new{})
 end