Move pages under tldr, lint run.sh, update docs

tldr/apktool

@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# apktool
+
+> Reverse engineer APK files.
+> More information: <https://ibotpeaches.github.io/Apktool/>.
+
+- Decode an APK file:
+
+`apktool d {{path/to/file.apk}}`
+
+- Build an APK file from a directory:
+
+`apktool b {{path/to/directory}}`
+
+- Install and store a framework:
+
+`apktool if {{path/to/framework.apk}}`