doc: Apply it's/its grammar pedantry

wlauto/core/configuration.py

@@ -425,7 +425,7 @@ class RunConfiguration(object):
       is validated (to make sure there are no missing settings, etc).
     - Extensions are loaded through the run config object, which instantiates
       them with appropriate parameters based on the "raw" config collected earlier. When an
-      Extension is instantiated in such a way, it's config is "officially" added to run configuration
+      Extension is instantiated in such a way, its config is "officially" added to run configuration
       tracked by the run config object. Raw config is discarded at the end of the run, so
       that any config that wasn't loaded in this way is not recoded (as it was not actually used).
     - Extension parameters a validated individually (for type, value ranges, etc) as they are

wlauto/core/device.py

@@ -174,7 +174,7 @@ class Device(Extension):
                   description="""
                   This is a list indicating the cluster affinity of the CPU cores,
                   each element correponding to the cluster ID of the core coresponding
-                  to it's index. E.g. ``[0, 0, 1]`` indicates that cpu0 and cpu1 are on
+                  to its index. E.g. ``[0, 0, 1]`` indicates that cpu0 and cpu1 are on
                   cluster 0, while cpu2 is on cluster 1. If this is not specified, this
                   will be inferred from ``core_names`` if possible (assuming all cores with
                   the same name are on the same cluster).

wlauto/core/execution.py

@@ -72,7 +72,7 @@ REBOOT_DELAY = 3
 
 class RunInfo(object):
     """
-    Information about the current run, such as it's unique ID, run
+    Information about the current run, such as its unique ID, run
     time, etc.
 
     """

wlauto/core/extension.py

@@ -303,7 +303,7 @@ class Artifact(object):
                         network filer archiver may choose to archive them).
 
         .. note: The kind parameter is intended to represent the logical function of a particular
-                 artifact, not it's intended means of processing -- this is left entirely up to the
+                 artifact, not its intended means of processing -- this is left entirely up to the
                  result processors.
 
     """
@@ -406,7 +406,7 @@ class ExtensionMeta(type):
     def _propagate_attributes(mcs, bases, attrs):
         """
         For attributes specified by to_propagate, their values will be a union of
-        that specified for cls and it's bases (cls values overriding those of bases
+        that specified for cls and its bases (cls values overriding those of bases
         in case of conflicts).
 
         """
@@ -665,7 +665,7 @@ class Module(Extension):
     In other words, a Module is roughly equivalent to a kernel module and its primary purpose is to
     implement WA "drivers" for various peripherals that may or may not be present in a particular setup.
 
-    .. note:: A mudule is itself an Extension and can therefore have it's own modules.
+    .. note:: A mudule is itself an Extension and can therefore have its own modules.
 
     """
 

wlauto/core/resource.py

@@ -82,7 +82,7 @@ class ResourceGetter(Extension):
     Base class for implementing resolvers. Defines resolver interface. Resolvers are
     responsible for discovering resources (such as particular kinds of files) they know
     about based on the parameters that are passed to them. Each resolver also has a dict of
-    attributes that describe it's operation, and may be used to determine which get invoked.
+    attributes that describe its operation, and may be used to determine which get invoked.
     There is no pre-defined set of attributes and resolvers may define their own.
 
     Class attributes:

wlauto/utils/trace_cmd.py

@@ -173,13 +173,13 @@ def regex_body_parser(regex, flags=0):
     return regex_parser_func
 
 
-# Maps event onto the corresponding parser for it's body text. A parser may be
+# Maps event onto the corresponding parser for its body text. A parser may be
 # a callable with signature
 #
 #   parser(event, bodytext)
 #
 # a re.RegexObject, or a string (in which case it will be compiled into a
-# regex). In case of a string/regex, it's named groups will be used to populate
+# regex). In case of a string/regex, its named groups will be used to populate
 # the event's attributes.
 EVENT_PARSER_MAP = {
     'sched_switch': re.compile(