Fixed common spelling mistakes (#3544)

* fix spelling errors

* Update binary_sensor.xiaomi_aqara.markdown

Reverts to previous revision before spell check.

* Update tellstick.markdown

Reverts to previous revision before spell check.

* Update owntracks_two_mqtt_broker.markdown

Reverts to previous revision before spell check.

* Update cla_sign.html

Reverts to previous revision before spell check.

* Update credits.markdown

Reverts to previous revision before spell check.

* Update api.markdown

Fixed spell checker changing noone to no one.

source/_docs/ecosystem/appdaemon/api.markdown

@@ -495,7 +495,7 @@ Note: `old` and `new` can be used singly or together.
 
 ##### {% linkable_title duration =  <seconds> (optional) %}
 
-If duration is supplied as a parameter, the callback will not fire unless the state listened for is maintained for that number of seconds. This makes the most sense if a specific attribute is specified (or the default os `state` is used), an in conjunction with the `old` or `new` parameters, or both. When the callback is called, it is supplied with the values of `entity`, `attr`, `old` and `new` that were current at the time the actual event occured, since the assumption is that none of them have changed in the intervening period.
+If duration is supplied as a parameter, the callback will not fire unless the state listened for is maintained for that number of seconds. This makes the most sense if a specific attribute is specified (or the default os `state` is used), an in conjunction with the `old` or `new` parameters, or both. When the callback is called, it is supplied with the values of `entity`, `attr`, `old` and `new` that were current at the time the actual event occurred, since the assumption is that none of them have changed in the intervening period.
 
 ```python
   def my_callback(self, **kwargs):
@@ -643,7 +643,7 @@ Delay, in seconds before the callback is invoked.
 
 ##### {% linkable_title \*\*kwargs %}
 
-Arbitary keyword parameters to be provided to the callback function when it is invoked.
+Arbitrary keyword parameters to be provided to the callback function when it is invoked.
 
 #### {% linkable_title Examples %}
 
@@ -677,7 +677,7 @@ A Python `time` object that specifies when the callback will occur. If the time
 
 ##### {% linkable_title \*\*kwargs %}
 
-Arbitary keyword parameters to be provided to the callback function when it is invoked.
+Arbitrary keyword parameters to be provided to the callback function when it is invoked.
 
 #### {% linkable_title Examples %}
 
@@ -715,7 +715,7 @@ A Python `datetime` object that specifies when the callback will occur.
 
 ##### {% linkable_title \*\*kwargs %}
 
-Arbitary keyword parameters to be provided to the callback function when it is invoked.
+Arbitrary keyword parameters to be provided to the callback function when it is invoked.
 
 #### {% linkable_title Examples %}
 
@@ -754,7 +754,7 @@ A Python `time` object that specifies when the callback will occur. If the time
 
 ##### {% linkable_title \*\*kwargs %}
 
-Arbitary keyword parameters to be provided to the callback function when it is invoked.
+Arbitrary keyword parameters to be provided to the callback function when it is invoked.
 
 #### {% linkable_title Examples %}
 
@@ -792,7 +792,7 @@ A Python `time` object that specifies when the callback will occur, the hour com
 
 ##### {% linkable_title \*\*kwargs %}
 
-Arbitary keyword parameters to be provided to the callback function when it is invoked.
+Arbitrary keyword parameters to be provided to the callback function when it is invoked.
 
 #### {% linkable_title Examples %}
 
@@ -829,7 +829,7 @@ A Python `time` object that specifies when the callback will occur, the hour and
 
 ##### {% linkable_title \*\*kwargs %}
 
-Arbitary keyword parameters to be provided to the callback function when it is invoked.
+Arbitrary keyword parameters to be provided to the callback function when it is invoked.
 
 #### {% linkable_title Examples %}
 
@@ -871,7 +871,7 @@ After the initial callback has occurred, another will occur every `repeat` secon
 
 ##### {% linkable_title \*\*kwargs %}
 
-Arbitary keyword parameters to be provided to the callback function when it is invoked.
+Arbitrary keyword parameters to be provided to the callback function when it is invoked.
 
 #### {% linkable_title Examples %}
 
@@ -944,7 +944,7 @@ All of the scheduler calls above support 2 additional optional arguments, `rando
 - `random_start` - start of range of the random time
 - `random_end` - end of range of the random time 
 
-`random_start` must always be numerically lower than `random_end`, they can be negative to denote a random offset before and event, or positive to denote a random offset after an event. The event would be a an absolute or relative time or sunrise/sunset depending on whcih scheduler call you use and these values affect the base time by the spcified amount. If not specified, they will default to `0`.
+`random_start` must always be numerically lower than `random_end`, they can be negative to denote a random offset before and event, or positive to denote a random offset after an event. The event would be a an absolute or relative time or sunrise/sunset depending on which scheduler call you use and these values affect the base time by the spcified amount. If not specified, they will default to `0`.
 
 For example:
 
@@ -987,7 +987,7 @@ The time in seconds that the callback should be delayed after sunrise. A negativ
 
 ##### {% linkable_title \*\*kwargs %}
 
-Arbitary keyword parameters to be provided to the callback function when it is invoked.
+Arbitrary keyword parameters to be provided to the callback function when it is invoked.
 
 #### {% linkable_title Examples %}
 
@@ -1030,7 +1030,7 @@ The time in seconds that the callback should be delayed after sunrise. A negativ
 
 ##### {% linkable_title \*\*kwargs %}
 
-Arbitary keyword parameters to be provided to the callback function when it is invoked.
+Arbitrary keyword parameters to be provided to the callback function when it is invoked.
 
 #### {% linkable_title Examples %}