Add diff two commits command at shell menu
treec65de519fff72d988b5d59e814f86bc2782990e6
-rw-r--r-- 372 .gitignore
-rw-r--r-- 391 .gitmodules
drwxr-xr-x - Languages
-rw-r--r-- 3557 build.txt
drwxr-xr-x - common
drwxr-xr-x - contrib
drwxr-xr-x - doc
drwxr-xr-x - ext
drwxr-xr-x - src