misc. minor docs fixes

docs/conf.py

@@ -120,7 +120,7 @@ html_theme_path = ['_themes']
 # Add any paths that contain custom static files (such as style sheets) here,
 # relative to this directory. They are copied after the builtin static files,
 # so a file named "default.css" will overwrite the builtin "default.css".
-html_static_path = ['_static']
+html_static_path = []
 
 # If not '', a 'Last updated on:' timestamp is inserted at every page bottom,
 # using the given strftime format.

docs/faq.rst

@@ -73,5 +73,5 @@ If a backup stops mid-way, does the already-backed-up data stay there? I.e. does
 If it crashes with a UnicodeError, what can I do?
     Check if your encoding is set correctly. For most POSIX-like systems, try::
 
-    export LANG=en_US.UTF-8  # or similar, important is correct charset
+        export LANG=en_US.UTF-8  # or similar, important is correct charset
 

docs/index.rst

@@ -11,7 +11,7 @@ suitable for daily backups since only the changes are stored. The authenticated
 encryption makes it suitable for backups to not fully trusted targets.
 
 |project_name| is written in Python (with a little bit of Cython and C for
-the speed critical parts).
+the performance critical parts).
 
 
 Easy to use