Can't finish installation:  zotero-client/build is not a directory

`~/zotero-prime/client/zotero-standalone-build$` ./scripts/dir_build -p l`

```
Traceback (most recent call last):
  File "/home/mn/zotero-prime/client/zotero-build/xpi/build_xpi", line 69, in main
    raise Exception(src_dir + " is not a directory")
Exception: /home/mn/zotero-prime/client/zotero-client/build is not a directory

```