provides example of path expansion in docs, fixes
@@ -220,7 +220,13 @@ Valid options: 1 | 0
Log file location.
Default: null
-Valid options: any valid path.
+Valid options: any valid path. Please note that `~` is not a valid path and you
+need to `expand` it.
+
+Example:
+
+ `let g:LanguageClient_loggingFile = expand('~/.vim/LanguageClient.log')``
+
2.14 g:LanguageClient_loggingLevel *g:LanguageClient_loggingLevel*
