Make more use of unique_ptr
tree2ff564940d973868adb795eb13b0e1f87fa7f713
-rw-r--r-- 458 .gitignore
-rw-r--r-- 543 .gitmodules
drwxr-xr-x - Languages
-rw-r--r-- 2173 build.txt
drwxr-xr-x - common
drwxr-xr-x - contrib
drwxr-xr-x - doc
drwxr-xr-x - ext
-rw-r--r-- 1742 release.txt
drwxr-xr-x - src
drwxr-xr-x - test