Merge branch 'master' into bugfix/docs-valid_systems

Author: vkarak

docs/tutorial_advanced.rst

@@ -647,7 +647,7 @@ If you use a Python-based configuration file, you can define your custom launche
 .. code:: python
 
    from reframe.core.backends import register_launcher
-   from reframe.core.launchers import JobLaucher
+   from reframe.core.launchers import JobLauncher
 
 
    @register_launcher('slrun')

reframe/utility/sanity.py

@@ -790,7 +790,7 @@ def extractall_s(patt, string, tag=0, conv=None):
     ``patt`` in ``string``.
 
     :arg patt: as in :func:`extractall`.
-'   :arg string: The string to examine.
+    :arg string: The string to examine.
     :arg tag: as in :func:`extractall`.
     :arg conv: as in :func:`extractall`.
     :returns: same as :func:`extractall`.